Add Mollie payment integration to CartTab and OrderProcessingService

- Introduced Mollie payment method in CartTab, allowing users to select it alongside existing payment options.
- Implemented loading and error handling for the Mollie component.
- Updated OrderProcessingService to create Mollie payment intents.
- Adjusted PaymentMethodSelector to switch to Mollie when specific delivery methods are selected.
- Enhanced CartTab to store cart items for Mollie payments and calculate total amounts accordingly.

.gitignore

@@ -27,6 +27,7 @@
 /public/index.prerender.html
 /public/Konfigurator
 /public/profile
+/public/404
 
 /public/products.xml
 /public/llms*

.vscode/launch.json

@@ -3,6 +3,7 @@
   // This will install dependencies before starting the dev server
   "version": "0.2.0",
   "configurations": [
+
     {
       "type": "node-terminal",
       "name": "Start with API propxy to seedheads.de (Install Deps)",
@@ -10,6 +11,12 @@
       "command": "npm run start:seedheads",
       "preLaunchTask": "npm: install",
       "cwd": "${workspaceFolder}"
+    },  {
+      "type": "node-terminal",
+      "name": "Start",
+      "request": "launch",
+      "command": "npm run start",
+      "cwd": "${workspaceFolder}"
     }
   ]
 }

package-lock.json

@@ -106,9 +106,9 @@
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@@ -637,15 +646,15 @@
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@@ -689,9 +698,9 @@
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-        "@babel/plugin-transform-parameters": "^7.27.1",
+        "@babel/plugin-transform-parameters": "^7.27.7",
         "@babel/plugin-transform-private-methods": "^7.27.1",
         "@babel/plugin-transform-private-property-in-object": "^7.27.1",
         "@babel/plugin-transform-property-literals": "^7.27.1",
-        "@babel/plugin-transform-regenerator": "^7.27.1",
+        "@babel/plugin-transform-regenerator": "^7.28.0",
         "@babel/plugin-transform-regexp-modifiers": "^7.27.1",
         "@babel/plugin-transform-reserved-words": "^7.27.1",
         "@babel/plugin-transform-shorthand-properties": "^7.27.1",
@@ -1607,10 +1626,10 @@
         "@babel/plugin-transform-unicode-regex": "^7.27.1",
         "@babel/plugin-transform-unicode-sets-regex": "^7.27.1",
         "@babel/preset-modules": "0.1.6-no-external-plugins",
-        "babel-plugin-polyfill-corejs2": "^0.4.10",
+        "babel-plugin-polyfill-corejs2": "^0.4.14",
-        "babel-plugin-polyfill-corejs3": "^0.11.0",
+        "babel-plugin-polyfill-corejs3": "^0.13.0",
-        "babel-plugin-polyfill-regenerator": "^0.6.1",
+        "babel-plugin-polyfill-regenerator": "^0.6.5",
-        "core-js-compat": "^3.40.0",
+        "core-js-compat": "^3.43.0",
         "semver": "^6.3.1"
       },
       "engines": {
@@ -1700,36 +1719,27 @@
       }
     },
     "node_modules/@babel/traverse": {
-      "version": "7.27.4",
+      "version": "7.28.0",
-      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.27.4.tgz",
+      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.28.0.tgz",
-      "integrity": "sha512-oNcu2QbHqts9BtOWJosOVJapWjBDSxGCpFvikNR5TGDYDQf3JwpIoMzIKrvfoti93cLfPJEG4tH9SPVeyCGgdA==",
+      "integrity": "sha512-mGe7UK5wWyh0bKRfupsUchrQGqvDbZDbKJw+kcRGSmdHVYrv+ltd0pnpDTVpiTqnaBru9iEvA8pz8W46v0Amwg==",
       "license": "MIT",
       "dependencies": {
         "@babel/code-frame": "^7.27.1",
-        "@babel/generator": "^7.27.3",
+        "@babel/generator": "^7.28.0",
-        "@babel/parser": "^7.27.4",
+        "@babel/helper-globals": "^7.28.0",
+        "@babel/parser": "^7.28.0",
         "@babel/template": "^7.27.2",
-        "@babel/types": "^7.27.3",
+        "@babel/types": "^7.28.0",
-        "debug": "^4.3.1",
+        "debug": "^4.3.1"
-        "globals": "^11.1.0"
       },
       "engines": {
         "node": ">=6.9.0"
       }
     },
-    "node_modules/@babel/traverse/node_modules/globals": {
-      "version": "11.12.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-11.12.0.tgz",
-      "integrity": "sha512-WOBp/EEGUiIsJSp7wcv/y6MO+lV9UoncWqxuFfm8eBwzWNgyfBd6Gz+IeKQ9jCmyhoH99g15M3T+QaVHFjizVA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=4"
-      }
-    },
     "node_modules/@babel/types": {
-      "version": "7.27.6",
+      "version": "7.28.0",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.27.6.tgz",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.28.0.tgz",
-      "integrity": "sha512-ETyHEk2VHHvl9b9jZP5IHPavHYk57EhanlRRuae9XCpb/j5bDCbPPMOBfCWhnl/7EDJz0jEMCi/RhccCE8r1+Q==",
+      "integrity": "sha512-jYnje+JyZG5YThjHiF28oT4SIZLnYOcSBb6+SDaFIyzDVSkXQmQQYclJ2R+YxcdmK0AX6x1E5OQNtuh3jHDrUg==",
       "license": "MIT",
       "dependencies": {
         "@babel/helper-string-parser": "^7.27.1",
@@ -2708,17 +2718,13 @@
       }
     },
     "node_modules/@jridgewell/gen-mapping": {
-      "version": "0.3.8",
+      "version": "0.3.12",
-      "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.8.tgz",
+      "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.12.tgz",
-      "integrity": "sha512-imAbBGkb+ebQyxKgzv5Hu2nmROxoDOXHh80evxdoXNOrvAnVx7zimzc1Oo5h9RlfV4vPXaE2iM5pOFbvOCClWA==",
+      "integrity": "sha512-OuLGC46TjB5BbN1dH8JULVVZY4WTdkF7tV9Ys6wLL1rubZnCMstOhNHueU5bLCrnRuDhKPDM4g6sw4Bel5Gzqg==",
       "license": "MIT",
       "dependencies": {
-        "@jridgewell/set-array": "^1.2.1",
+        "@jridgewell/sourcemap-codec": "^1.5.0",
-        "@jridgewell/sourcemap-codec": "^1.4.10",
         "@jridgewell/trace-mapping": "^0.3.24"
-      },
-      "engines": {
-        "node": ">=6.0.0"
       }
     },
     "node_modules/@jridgewell/resolve-uri": {
@@ -2730,15 +2736,6 @@
         "node": ">=6.0.0"
       }
     },
-    "node_modules/@jridgewell/set-array": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/@jridgewell/set-array/-/set-array-1.2.1.tgz",
-      "integrity": "sha512-R8gLRTZeyp03ymzP/6Lil/28tGeGEzhx1q2k703KGWRAI1VdvPIXdG70VJc2pAMw3NA6JKL5hhFu1sJX0Mnn/A==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=6.0.0"
-      }
-    },
     "node_modules/@jridgewell/source-map": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/@jridgewell/source-map/-/source-map-0.3.6.tgz",
@@ -2757,9 +2754,9 @@
       "license": "MIT"
     },
     "node_modules/@jridgewell/trace-mapping": {
-      "version": "0.3.25",
+      "version": "0.3.29",
-      "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.25.tgz",
+      "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.29.tgz",
-      "integrity": "sha512-vNk6aEwybGtawWmy/PzwnGDOjCkLWSD2wqvjGGAgOAwCGWySYXfYoxt00IJkTF+8Lb57DwOb3Aa0o9CApepiYQ==",
+      "integrity": "sha512-uw6guiW/gcAGPDhLmd77/6lW8QLeiV5RUTsAX46Db6oLhGaVj4lhnPwb184s1bkc8kdVg/+h988dro8GRDpmYQ==",
       "license": "MIT",
       "dependencies": {
         "@jridgewell/resolve-uri": "^3.1.0",
@@ -3118,9 +3115,9 @@
       }
     },
     "node_modules/@pmmmwh/react-refresh-webpack-plugin": {
-      "version": "0.6.0",
+      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/@pmmmwh/react-refresh-webpack-plugin/-/react-refresh-webpack-plugin-0.6.0.tgz",
+      "resolved": "https://registry.npmjs.org/@pmmmwh/react-refresh-webpack-plugin/-/react-refresh-webpack-plugin-0.6.1.tgz",
-      "integrity": "sha512-AAc+QWfZ1KQ/e1C6OHWVlxU+ks6zFGOA44IJUlvju7RlDS8nsX6poPFOIlsg/rTofO9vKov12+WCjMhKkRKD5g==",
+      "integrity": "sha512-95DXXJxNkpYu+sqmpDp7vbw9JCyiNpHuCsvuMuOgVFrKQlwEIn9Y1+NNIQJq+zFL+eWyxw6htthB5CtdwJupNA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -4188,14 +4185,14 @@
       }
     },
     "node_modules/babel-plugin-polyfill-corejs2": {
-      "version": "0.4.13",
+      "version": "0.4.14",
-      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-corejs2/-/babel-plugin-polyfill-corejs2-0.4.13.tgz",
+      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-corejs2/-/babel-plugin-polyfill-corejs2-0.4.14.tgz",
-      "integrity": "sha512-3sX/eOms8kd3q2KZ6DAhKPc0dgm525Gqq5NtWKZ7QYYZEv57OQ54KtblzJzH1lQF/eQxO8KjWGIK9IPUJNus5g==",
+      "integrity": "sha512-Co2Y9wX854ts6U8gAAPXfn0GmAyctHuK8n0Yhfjd6t30g7yvKjspvvOo9yG+z52PZRgFErt7Ka2pYnXCjLKEpg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@babel/compat-data": "^7.22.6",
+        "@babel/compat-data": "^7.27.7",
-        "@babel/helper-define-polyfill-provider": "^0.6.4",
+        "@babel/helper-define-polyfill-provider": "^0.6.5",
         "semver": "^6.3.1"
       },
       "peerDependencies": {
@@ -4203,27 +4200,27 @@
       }
     },
     "node_modules/babel-plugin-polyfill-corejs3": {
-      "version": "0.11.1",
+      "version": "0.13.0",
-      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-corejs3/-/babel-plugin-polyfill-corejs3-0.11.1.tgz",
+      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-corejs3/-/babel-plugin-polyfill-corejs3-0.13.0.tgz",
-      "integrity": "sha512-yGCqvBT4rwMczo28xkH/noxJ6MZ4nJfkVYdoDaC/utLtWrXxv27HVrzAeSbqR8SxDsp46n0YF47EbHoixy6rXQ==",
+      "integrity": "sha512-U+GNwMdSFgzVmfhNm8GJUX88AadB3uo9KpJqS3FaqNIPKgySuvMb+bHPsOmmuWyIcuqZj/pzt1RUIUZns4y2+A==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@babel/helper-define-polyfill-provider": "^0.6.3",
+        "@babel/helper-define-polyfill-provider": "^0.6.5",
-        "core-js-compat": "^3.40.0"
+        "core-js-compat": "^3.43.0"
       },
       "peerDependencies": {
         "@babel/core": "^7.4.0 || ^8.0.0-0 <8.0.0"
       }
     },
     "node_modules/babel-plugin-polyfill-regenerator": {
-      "version": "0.6.4",
+      "version": "0.6.5",
-      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-regenerator/-/babel-plugin-polyfill-regenerator-0.6.4.tgz",
+      "resolved": "https://registry.npmjs.org/babel-plugin-polyfill-regenerator/-/babel-plugin-polyfill-regenerator-0.6.5.tgz",
-      "integrity": "sha512-7gD3pRadPrbjhjLyxebmx/WrFYcuSjZ0XbdUujQMZ/fcE9oeewk2U/7PCvez84UeuK3oSjmPZ0Ch0dlupQvGzw==",
+      "integrity": "sha512-ISqQ2frbiNU9vIJkzg7dlPpznPZ4jOiUQ1uSmB0fEHeowtN3COYRsXr/xexn64NpU13P06jc/L5TgiJXOgrbEg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@babel/helper-define-polyfill-provider": "^0.6.4"
+        "@babel/helper-define-polyfill-provider": "^0.6.5"
       },
       "peerDependencies": {
         "@babel/core": "^7.4.0 || ^8.0.0-0 <8.0.0"
@@ -4317,9 +4314,9 @@
       "license": "ISC"
     },
     "node_modules/brace-expansion": {
-      "version": "1.1.11",
+      "version": "1.1.12",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -4341,9 +4338,9 @@
       }
     },
     "node_modules/browserslist": {
-      "version": "4.24.4",
+      "version": "4.25.1",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.24.4.tgz",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.25.1.tgz",
-      "integrity": "sha512-KDi1Ny1gSePi1vm0q4oxSF8b4DR44GF4BbmS2YdhPLOEqd8pDviZOGH/GsmRwoWJ2+5Lr085X7naowMwKHDG1A==",
+      "integrity": "sha512-KGj0KoOMXLpSNkkEI6Z6mShmQy0bc1I+T7K9N81k4WWMrfz+6fQ6es80B/YLAeRoKvjYE1YSHHOW1qe9xIVzHw==",
       "dev": true,
       "funding": [
         {
@@ -4361,10 +4358,10 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "caniuse-lite": "^1.0.30001688",
+        "caniuse-lite": "^1.0.30001726",
-        "electron-to-chromium": "^1.5.73",
+        "electron-to-chromium": "^1.5.173",
         "node-releases": "^2.0.19",
-        "update-browserslist-db": "^1.1.1"
+        "update-browserslist-db": "^1.1.3"
       },
       "bin": {
         "browserslist": "cli.js"
@@ -4477,9 +4474,9 @@
       }
     },
     "node_modules/caniuse-lite": {
-      "version": "1.0.30001715",
+      "version": "1.0.30001726",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001715.tgz",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001726.tgz",
-      "integrity": "sha512-7ptkFGMm2OAOgvZpwgA4yjQ5SQbrNVGdRjzH0pBdy1Fasvcr+KAeECmbCAECzTuDuoX0FCY8KzUxjf9+9kfZEw==",
+      "integrity": "sha512-VQAUIUzBiZ/UnlM28fSp2CRF3ivUn1BWEvxMcVTNwpw91Py1pGbPIyIKtd+tzct9C3ouceCVdGAXxZOpZAsgdw==",
       "dev": true,
       "funding": [
         {
@@ -4815,13 +4812,13 @@
       "license": "MIT"
     },
     "node_modules/core-js-compat": {
-      "version": "3.41.0",
+      "version": "3.43.0",
-      "resolved": "https://registry.npmjs.org/core-js-compat/-/core-js-compat-3.41.0.tgz",
+      "resolved": "https://registry.npmjs.org/core-js-compat/-/core-js-compat-3.43.0.tgz",
-      "integrity": "sha512-RFsU9LySVue9RTwdDVX/T0e2Y6jRYWXERKElIjpuEOEnxaXffI0X7RUwVzfYLfzuLXSNJDYoRYUAmRUcyln20A==",
+      "integrity": "sha512-2GML2ZsCc5LR7hZYz4AXmjQw8zuy2T//2QntwdnpuYI7jteT6GVYJL7F6C2C57R7gSYrcqVW3lAALefdbhBLDA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "browserslist": "^4.24.4"
+        "browserslist": "^4.25.0"
       },
       "funding": {
         "type": "opencollective",
@@ -5141,9 +5138,9 @@
       "license": "MIT"
     },
     "node_modules/debug": {
-      "version": "4.4.0",
+      "version": "4.4.1",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.1.tgz",
-      "integrity": "sha512-6WTZ/IxCY/T6BALoZHaE4ctp9xm+Z5kY/pzYaCHRFeyVhojxlrm+46y68HA6hr0TcwEssoxNiDEUJQjfPZ/RYA==",
+      "integrity": "sha512-KcKCqiftBJcZr++7ykoDIEwSa3XWowTfNPo92BYxjXiyYEVrUQh2aLyhxBCwww+heortUFxEJYcRzosstTEBYQ==",
       "license": "MIT",
       "dependencies": {
         "ms": "^2.1.3"
@@ -5478,9 +5475,9 @@
       "license": "MIT"
     },
     "node_modules/electron-to-chromium": {
-      "version": "1.5.139",
+      "version": "1.5.179",
-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.139.tgz",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.179.tgz",
-      "integrity": "sha512-GGnRYOTdN5LYpwbIr0rwP/ZHOQSvAF6TG0LSzp28uCBb9JiXHJGmaaKw29qjNJc5bGnnp6kXJqRnGMQoELwi5w==",
+      "integrity": "sha512-UWKi/EbBopgfFsc5k61wFpV7WrnnSlSzW/e2XcBmS6qKYTivZlLtoll5/rdqRTxGglGHkmkW0j0pFNJG10EUIQ==",
       "dev": true,
       "license": "ISC"
     },

package.json

@@ -4,8 +4,8 @@
   "type": "module",
   "main": "index.js",
   "scripts": {
-    "start": "webpack serve --progress --mode development --no-open",
+    "start": "cross-env NODE_OPTIONS=\"--no-deprecation\" webpack serve --progress --mode development --no-open",
-    "start:seedheads": "cross-env PROXY_TARGET=https://seedheads.de webpack serve --progress --mode development --no-open",
+    "start:seedheads": "cross-env PROXY_TARGET=https://seedheads.de NODE_OPTIONS=\"--no-deprecation\" webpack serve --progress --mode development --no-open",
     "prod": "webpack serve --progress --mode production --no-client-overlay --no-client --no-web-socket-server --no-open --no-live-reload --no-hot --compress --no-devtool",
     "build:client": "cross-env NODE_ENV=production webpack --progress --mode production && shx cp dist/index.html dist/index_template.html",
     "build": "npm run build:client",

prerender.cjs

@@ -50,6 +50,7 @@ const {
   generateProductsXml,
   generateLlmsTxt,
   generateCategoryLlmsTxt,
+  generateAllCategoryLlmsPages,
 } = require("./prerender/seo.cjs");
 const {
   fetchCategoryProducts,
@@ -71,6 +72,7 @@ const Batteriegesetzhinweise =
   require("./src/pages/Batteriegesetzhinweise.js").default;
 const Widerrufsrecht = require("./src/pages/Widerrufsrecht.js").default;
 const Sitemap = require("./src/pages/Sitemap.js").default;
+const PrerenderSitemap = require("./src/PrerenderSitemap.js").default;
 const AGB = require("./src/pages/AGB.js").default;
 const NotFound404 = require("./src/pages/NotFound404.js").default;
 
@@ -361,10 +363,11 @@ const renderApp = async (categoryData, socket) => {
       description: "Widerrufsrecht page",
     },
     {
-      component: Sitemap,
+      component: PrerenderSitemap,
       path: "/sitemap",
       filename: "sitemap",
       description: "Sitemap page",
+      needsCategoryData: true,
     },
     { component: AGB, path: "/agb", filename: "agb", description: "AGB page" },
     { component: NotFound404, path: "/404", filename: "404", description: "404 Not Found page" },
@@ -384,7 +387,9 @@ const renderApp = async (categoryData, socket) => {
 
   let staticPagesRendered = 0;
   for (const page of staticPages) {
-    const pageComponent = React.createElement(page.component, null);
+    // Pass category data as props if needed
+    const pageProps = page.needsCategoryData ? { categoryData } : null;
+    const pageComponent = React.createElement(page.component, pageProps);
     let metaTags = "";
 
     // Special handling for Sitemap page to include category data
@@ -657,27 +662,39 @@ const renderApp = async (categoryData, socket) => {
       productsByCategory[categoryId].push(product);
     });
     
-    // Generate category-specific LLM files
+    // Generate category-specific LLM files with pagination
     let categoryFilesGenerated = 0;
     let totalCategoryProducts = 0;
+    let totalPaginatedFiles = 0;
     
     for (const category of allCategories) {
       if (category.seoName) {
         const categoryProducts = productsByCategory[category.id] || [];
         const categorySlug = category.seoName.toLowerCase().replace(/[^a-z0-9]/g, '-');
         
-        const categoryLlmsTxt = generateCategoryLlmsTxt(category, categoryProducts, shopConfig.baseUrl, shopConfig);
+        // Generate all paginated files for this category
-        const categoryLlmsTxtPath = path.resolve(__dirname, config.outputDir, `llms-${categorySlug}.txt`);
+        const categoryPages = generateAllCategoryLlmsPages(category, categoryProducts, shopConfig.baseUrl, shopConfig);
         
-        fs.writeFileSync(categoryLlmsTxtPath, categoryLlmsTxt, { encoding: 'utf8' });
+        // Write each paginated file
+        for (const page of categoryPages) {
+          const pagePath = path.resolve(__dirname, config.outputDir, page.fileName);
+          fs.writeFileSync(pagePath, page.content, { encoding: 'utf8' });
+          totalPaginatedFiles++;
+        }
         
-        console.log(`   ✅ llms-${categorySlug}.txt - ${categoryProducts.length} products (${Math.round(categoryLlmsTxt.length / 1024)}KB)`);
+        const pageCount = categoryPages.length;
+        const totalSize = categoryPages.reduce((sum, page) => sum + page.content.length, 0);
+        
+        console.log(`   ✅ llms-${categorySlug}-page-*.txt - ${categoryProducts.length} products across ${pageCount} pages (${Math.round(totalSize / 1024)}KB total)`);
         
         categoryFilesGenerated++;
         totalCategoryProducts += categoryProducts.length;
       }
     }
     
+    console.log(`   📄 Total paginated files generated: ${totalPaginatedFiles}`);
+    console.log(`   📦 Total products across all categories: ${totalCategoryProducts}`);
+    
     try {
       const verification = fs.readFileSync(llmsTxtPath, 'utf8');
       console.log(`   - File verification: ✅ All files valid UTF-8`);

prerender/seo/category.cjs

@@ -0,0 +1,81 @@
+const generateCategoryJsonLd = (category, products = [], baseUrl, config) => {
+  const categoryUrl = `${baseUrl}/Kategorie/${category.seoName}`;
+
+  const jsonLd = {
+    "@context": "https://schema.org/",
+    "@type": "CollectionPage",
+    name: category.name,
+    url: categoryUrl,
+    description: `${category.name} - Entdecken Sie unsere Auswahl an hochwertigen Produkten`,
+    breadcrumb: {
+      "@type": "BreadcrumbList",
+      itemListElement: [
+        {
+          "@type": "ListItem",
+          position: 1,
+          name: "Home",
+          item: baseUrl,
+        },
+        {
+          "@type": "ListItem",
+          position: 2,
+          name: category.name,
+          item: categoryUrl,
+        },
+      ],
+    },
+  };
+
+  // Add product list if products are available
+  if (products && products.length > 0) {
+    jsonLd.mainEntity = {
+      "@type": "ItemList",
+      numberOfItems: products.length,
+      itemListElement: products.slice(0, 20).map((product, index) => ({
+        "@type": "ListItem",
+        position: index + 1,
+        item: {
+          "@type": "Product",
+          name: product.name,
+          url: `${baseUrl}/Artikel/${product.seoName}`,
+          image:
+            product.pictureList && product.pictureList.trim()
+              ? `${baseUrl}/assets/images/prod${product.pictureList
+                  .split(",")[0]
+                  .trim()}.jpg`
+              : `${baseUrl}/assets/images/nopicture.jpg`,
+          description: product.description 
+            ? product.description.replace(/<[^>]*>/g, "").substring(0, 200)
+            : `${product.name} - Hochwertiges Growshop Produkt`,
+          sku: product.articleNumber || product.seoName,
+          brand: {
+            "@type": "Brand",
+            name: product.manufacturer || config.brandName,
+          },
+          offers: {
+            "@type": "Offer",
+            url: `${baseUrl}/Artikel/${product.seoName}`,
+            price: product.price && !isNaN(product.price) ? product.price.toString() : "0.00",
+            priceCurrency: config.currency,
+            availability: product.available
+              ? "https://schema.org/InStock"
+              : "https://schema.org/OutOfStock",
+            seller: {
+              "@type": "Organization",
+              name: config.brandName,
+            },
+            itemCondition: "https://schema.org/NewCondition",
+          },
+        },
+      })),
+    };
+  }
+
+  return `<script type="application/ld+json">${JSON.stringify(
+    jsonLd
+  )}</script>`;
+};
+
+module.exports = {
+  generateCategoryJsonLd,
+}; 

prerender/seo/feeds.cjs

@@ -0,0 +1,344 @@
+const generateRobotsTxt = (baseUrl) => {
+  // Ensure URLs are properly formatted
+  const canonicalUrl = baseUrl.endsWith('/') ? baseUrl.slice(0, -1) : baseUrl;
+
+  const robotsTxt = `User-agent: *
+Allow: /
+Sitemap: ${canonicalUrl}/sitemap.xml
+Crawl-delay: 0
+`;
+
+  return robotsTxt;
+};
+
+const generateProductsXml = (allProductsData = [], baseUrl, config) => {
+  const currentDate = new Date().toISOString();
+
+  // Validate input
+  if (!Array.isArray(allProductsData) || allProductsData.length === 0) {
+    throw new Error("No valid product data provided");
+  }
+
+  // Category mapping function
+  const getGoogleProductCategory = (categoryId) => {
+    const categoryMappings = {
+      // Seeds & Plants
+      689: "Home & Garden > Plants > Seeds",
+      706: "Home & Garden > Plants", // Stecklinge (cuttings)
+      376: "Home & Garden > Plants > Plant & Herb Growing Kits", // Grow-Sets
+      
+      // Headshop & Accessories
+      709: "Arts & Entertainment > Hobbies & Creative Arts", // Headshop
+      711: "Arts & Entertainment > Hobbies & Creative Arts", // Bongs
+      714: "Arts & Entertainment > Hobbies & Creative Arts", // Zubehör
+      748: "Arts & Entertainment > Hobbies & Creative Arts", // Köpfe
+      749: "Arts & Entertainment > Hobbies & Creative Arts", // Chillums / Diffusoren / Kupplungen
+      896: "Electronics > Electronics Accessories", // Vaporizer
+      710: "Home & Garden > Kitchen & Dining > Kitchen Tools & Utensils", // Grinder
+      
+      // Measuring & Packaging
+      186: "Business & Industrial", // Wiegen & Verpacken
+      187: "Business & Industrial > Science & Laboratory > Lab Equipment", // Waagen
+      346: "Home & Garden > Kitchen & Dining > Food Storage", // Vakuumbeutel
+      355: "Home & Garden > Kitchen & Dining > Food Storage", // Boveda & Integra Boost
+      407: "Home & Garden > Kitchen & Dining > Food Storage", // Grove Bags
+      449: "Home & Garden > Kitchen & Dining > Food Storage", // Cliptütchen
+      539: "Home & Garden > Kitchen & Dining > Food Storage", // Gläser & Dosen
+      
+      // Lighting & Equipment
+      694: "Home & Garden > Lighting", // Lampen
+      261: "Home & Garden > Lighting", // Lampenzubehör
+      
+      // Plants & Growing
+      691: "Home & Garden > Lawn & Garden > Fertilizers", // Dünger
+      692: "Home & Garden > Lawn & Garden > Fertilizers", // Dünger - Zubehör
+      693: "Sporting Goods > Outdoor Recreation > Camping & Hiking > Tents", // Zelte
+      
+      // Pots & Containers
+      219: "Home & Garden > Decor > Planters & Pots", // Töpfe
+      220: "Home & Garden > Decor > Planters & Pots", // Untersetzer
+      301: "Home & Garden > Decor > Planters & Pots", // Stofftöpfe
+      317: "Home & Garden > Decor > Planters & Pots", // Air-Pot
+      364: "Home & Garden > Decor > Planters & Pots", // Kunststofftöpfe
+      292: "Home & Garden > Decor > Planters & Pots", // Trays & Fluttische
+      
+      // Ventilation & Climate
+      703: "Home & Garden > Outdoor Power Tools", // Abluft-Sets
+      247: "Home & Garden > Outdoor Power Tools", // Belüftung
+      214: "Home & Garden > Outdoor Power Tools", // Umluft-Ventilatoren
+      308: "Home & Garden > Outdoor Power Tools", // Ab- und Zuluft
+      609: "Home & Garden > Outdoor Power Tools", // Schalldämpfer
+      248: "Home & Garden > Pool & Spa > Pool & Spa Filters", // Aktivkohlefilter
+      392: "Home & Garden > Pool & Spa > Pool & Spa Filters", // Zuluftfilter
+      658: "Home & Garden > Climate Control > Dehumidifiers", // Luftbe- und entfeuchter
+      310: "Home & Garden > Climate Control > Heating", // Heizmatten
+      379: "Home & Garden > Household Supplies > Air Fresheners", // Geruchsneutralisation
+      
+      // Irrigation & Watering
+      221: "Home & Garden > Lawn & Garden > Watering Equipment", // Bewässerung
+      250: "Home & Garden > Lawn & Garden > Watering Equipment", // Schläuche
+      297: "Home & Garden > Lawn & Garden > Watering Equipment", // Pumpen
+      354: "Home & Garden > Lawn & Garden > Watering Equipment", // Sprüher
+      372: "Home & Garden > Lawn & Garden > Watering Equipment", // AutoPot
+      389: "Home & Garden > Lawn & Garden > Watering Equipment", // Blumat
+      405: "Home & Garden > Lawn & Garden > Watering Equipment", // Schläuche
+      425: "Home & Garden > Lawn & Garden > Watering Equipment", // Wassertanks
+      480: "Home & Garden > Lawn & Garden > Watering Equipment", // Tropfer
+      519: "Home & Garden > Lawn & Garden > Watering Equipment", // Pumpsprüher
+      
+      // Growing Media & Soils
+      242: "Home & Garden > Lawn & Garden > Fertilizers", // Böden
+      243: "Home & Garden > Lawn & Garden > Fertilizers", // Erde
+      269: "Home & Garden > Lawn & Garden > Fertilizers", // Kokos
+      580: "Home & Garden > Lawn & Garden > Fertilizers", // Perlite & Blähton
+      
+      // Propagation & Starting
+      286: "Home & Garden > Plants", // Anzucht
+      298: "Home & Garden > Plants", // Steinwolltrays
+      421: "Home & Garden > Plants", // Vermehrungszubehör
+      489: "Home & Garden > Plants", // EazyPlug & Jiffy
+      359: "Home & Garden > Outdoor Structures > Greenhouses", // Gewächshäuser
+      
+      // Tools & Equipment
+      373: "Home & Garden > Tools > Hand Tools", // GrowTool
+      403: "Home & Garden > Kitchen & Dining > Kitchen Tools & Utensils", // Messbecher & mehr
+      259: "Home & Garden > Tools > Hand Tools", // Pressen
+      280: "Home & Garden > Tools > Hand Tools", // Erntescheeren
+      258: "Home & Garden > Tools", // Ernte & Verarbeitung
+      278: "Home & Garden > Tools", // Extraktion
+      302: "Home & Garden > Tools", // Erntemaschinen
+      
+      // Hardware & Plumbing
+      222: "Hardware > Plumbing", // PE-Teile
+      374: "Hardware > Plumbing > Plumbing Fittings", // Verbindungsteile
+      
+      // Electronics & Control
+      314: "Electronics > Electronics Accessories", // Steuergeräte
+      408: "Electronics > Electronics Accessories", // GrowControl
+      344: "Business & Industrial > Science & Laboratory > Lab Equipment", // Messgeräte
+      555: "Business & Industrial > Science & Laboratory > Lab Equipment > Microscopes", // Mikroskope
+      
+      // Camping & Outdoor
+      226: "Sporting Goods > Outdoor Recreation > Camping & Hiking", // Zeltzubehör
+      
+      // Plant Care & Protection
+      239: "Home & Garden > Lawn & Garden > Pest Control", // Pflanzenschutz
+      240: "Home & Garden > Plants", // Anbauzubehör
+      
+      // Office & Media
+      424: "Office Supplies > Labels", // Etiketten & Schilder
+      387: "Media > Books", // Literatur
+      
+      // General categories
+      705: "Home & Garden", // Set-Konfigurator
+      686: "Home & Garden", // Zubehör
+      741: "Home & Garden", // Zubehör
+      294: "Home & Garden", // Zubehör
+      695: "Home & Garden", // Zubehör
+      293: "Home & Garden", // Trockennetze
+      4: "Home & Garden", // Sonstiges
+      450: "Home & Garden", // Restposten
+    };
+    
+    return categoryMappings[categoryId] || "Home & Garden > Plants";
+  };
+
+  let productsXml = `<?xml version="1.0" encoding="UTF-8"?>
+<rss xmlns:g="http://base.google.com/ns/1.0" version="2.0">
+  <channel>
+    <title>${config.descriptions.short}</title>
+    <link>${baseUrl}</link>
+    <description>${config.descriptions.short}</description>
+    <lastBuildDate>${currentDate}</lastBuildDate>
+    <language>${config.language}</language>`;
+
+  // Helper function to clean text content of problematic characters
+  const cleanTextContent = (text) => {
+    if (!text) return "";
+    
+    return text.toString()
+      // Remove HTML tags
+      .replace(/<[^>]*>/g, "")
+      // Remove non-printable characters and control characters
+      .replace(/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x9F]/g, '')
+      // Remove BOM and other Unicode formatting characters
+      .replace(/[\uFEFF\u200B-\u200D\u2060]/g, '')
+      // Replace multiple whitespace with single space
+      .replace(/\s+/g, ' ')
+      // Remove leading/trailing whitespace
+      .trim();
+  };
+
+  // Helper function to properly escape XML content and remove invalid characters
+  const escapeXml = (unsafe) => {
+    if (!unsafe) return "";
+    
+    // Convert to string and remove invalid XML characters
+    const cleaned = unsafe.toString()
+      // Remove control characters except tab (0x09), newline (0x0A), and carriage return (0x0D)
+      .replace(/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]/g, '')
+      // Remove invalid Unicode characters and surrogates
+      .replace(/[\uD800-\uDFFF]/g, '')
+      // Remove other problematic characters
+      .replace(/[\uFFFE\uFFFF]/g, '')
+      // Normalize whitespace
+      .replace(/\s+/g, ' ')
+      .trim();
+    
+    // Escape XML entities
+    return cleaned
+      .replace(/&/g, "&amp;")
+      .replace(/</g, "&lt;")
+      .replace(/>/g, "&gt;")
+      .replace(/"/g, "&quot;")
+      .replace(/'/g, "&apos;");
+  };
+
+  let processedCount = 0;
+  let skippedCount = 0;
+
+  // Category IDs to skip (seeds, plants, headshop items)
+  const skipCategoryIds = [689, 706, 709, 711, 714, 748, 749, 896, 710];
+
+  // Add each product as an item
+  allProductsData.forEach((product, index) => {
+    try {
+      // Skip products without essential data
+      if (!product || !product.seoName) {
+        skippedCount++;
+        return;
+      }
+
+      // Skip products from excluded categories
+      const productCategoryId = product.categoryId || product.category_id || product.category || null;
+      if (productCategoryId && skipCategoryIds.includes(parseInt(productCategoryId))) {
+        skippedCount++;
+        return;
+      }
+
+      // Skip products without GTIN
+      if (!product.gtin || !product.gtin.toString().trim()) {
+        skippedCount++;
+        return;
+      }
+
+      // Skip products without pictures
+      if (!product.pictureList || !product.pictureList.trim()) {
+        skippedCount++;
+        return;
+      }
+
+      // Clean description for feed (remove HTML tags and limit length)
+      const rawDescription = product.description
+        ? cleanTextContent(product.description).substring(0, 500)
+        : `${product.name || 'Product'} - Art.-Nr.: ${product.articleNumber || 'N/A'}`;
+      
+      const cleanDescription = escapeXml(rawDescription) || "Produktbeschreibung nicht verfügbar";
+
+      // Clean product name
+      const rawName = product.name || "Unnamed Product";
+      const cleanName = escapeXml(cleanTextContent(rawName)) || "Unnamed Product";
+
+      // Validate essential fields
+      if (!cleanName || cleanName.length < 2) {
+        skippedCount++;
+        return;
+      }
+
+      // Generate product URL
+      const productUrl = `${baseUrl}/Artikel/${encodeURIComponent(product.seoName)}`;
+
+      // Generate image URL
+      const imageUrl = product.pictureList && product.pictureList.trim()
+        ? `${baseUrl}/assets/images/prod${product.pictureList.split(",")[0].trim()}.jpg`
+        : `${baseUrl}/assets/images/nopicture.jpg`;
+
+      // Generate brand (manufacturer)
+      const rawBrand = product.manufacturer || config.brandName;
+      const brand = escapeXml(cleanTextContent(rawBrand));
+
+      // Generate condition (always new for this type of shop)
+      const condition = "new";
+
+      // Generate availability
+      const availability = product.available ? "in stock" : "out of stock";
+
+      // Generate price (ensure it's a valid number)
+      const price = product.price && !isNaN(product.price) 
+        ? `${parseFloat(product.price).toFixed(2)} ${config.currency}`
+        : `0.00 ${config.currency}`;
+
+      // Skip products with price == 0
+      if (!product.price || parseFloat(product.price) === 0) {
+        skippedCount++;
+        return;
+      }
+
+      // Generate GTIN/EAN if available
+      const gtin = product.gtin ? escapeXml(product.gtin.toString().trim()) : null;
+
+      // Generate product ID (using articleNumber or seoName)
+      const rawProductId = product.articleNumber || product.seoName || `product_${Date.now()}_${Math.random().toString(36).substr(2, 5)}`;
+      const productId = escapeXml(rawProductId.toString().trim()) || `fallback_${Date.now()}_${Math.random().toString(36).substr(2, 5)}`;
+
+      // Get Google product category based on product's category ID
+      const categoryId = product.categoryId || product.category_id || product.category || null;
+      const googleCategory = getGoogleProductCategory(categoryId);
+      const escapedGoogleCategory = escapeXml(googleCategory);
+
+      // Build item XML with proper formatting
+      productsXml += `
+    <item>
+      <g:id>${productId}</g:id>
+      <g:title>${cleanName}</g:title>
+      <g:description>${cleanDescription}</g:description>
+      <g:link>${productUrl}</g:link>
+      <g:image_link>${imageUrl}</g:image_link>
+      <g:condition>${condition}</g:condition>
+      <g:availability>${availability}</g:availability>
+      <g:price>${price}</g:price>
+      <g:shipping>
+        <g:country>${config.country}</g:country>
+        <g:service>${config.shipping.defaultService}</g:service>
+        <g:price>${config.shipping.defaultCost}</g:price>
+      </g:shipping>
+      <g:brand>${brand}</g:brand>
+      <g:google_product_category>${escapedGoogleCategory}</g:google_product_category>
+      <g:product_type>Gartenbedarf</g:product_type>`;
+
+      // Add GTIN if available
+      if (gtin && gtin.trim()) {
+        productsXml += `
+      <g:gtin>${gtin}</g:gtin>`;
+      }
+
+      // Add weight if available
+      if (product.weight && !isNaN(product.weight)) {
+        productsXml += `
+      <g:shipping_weight>${parseFloat(product.weight).toFixed(2)} g</g:shipping_weight>`;
+      }
+
+      productsXml += `
+    </item>`;
+
+      processedCount++;
+
+    } catch (itemError) {
+      console.log(`   ⚠️ Skipped product ${index + 1}: ${itemError.message}`);
+      skippedCount++;
+    }
+  });
+
+  productsXml += `
+</channel>
+</rss>`;
+
+  console.log(`   📊 Processing summary: ${processedCount} products included, ${skippedCount} skipped`);
+
+  return productsXml;
+};
+
+module.exports = {
+  generateRobotsTxt,
+  generateProductsXml,
+}; 

prerender/seo/homepage.cjs

@@ -0,0 +1,215 @@
+const generateHomepageMetaTags = (baseUrl, config) => {
+  const description = config.descriptions.long;
+  const keywords = config.keywords;
+  const imageUrl = `${baseUrl}${config.images.logo}`;
+  
+  // Ensure URLs are properly formatted
+  const canonicalUrl = baseUrl.endsWith('/') ? baseUrl.slice(0, -1) : baseUrl;
+
+  return `
+    <!-- SEO Meta Tags -->
+    <meta name="description" content="${description}">
+    <meta name="keywords" content="${keywords}">
+    
+    <!-- Open Graph Meta Tags -->
+    <meta property="og:title" content="${config.descriptions.short}">
+    <meta property="og:description" content="${description}">
+    <meta property="og:image" content="${imageUrl}">
+    <meta property="og:url" content="${canonicalUrl}">
+    <meta property="og:type" content="website">
+    <meta property="og:site_name" content="${config.siteName}">
+    
+    <!-- Twitter Card Meta Tags -->
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:title" content="${config.descriptions.short}">
+    <meta name="twitter:description" content="${description}">
+    <meta name="twitter:image" content="${imageUrl}">
+    
+    <!-- Additional Meta Tags -->
+    <meta name="robots" content="index, follow">
+    <link rel="canonical" href="${canonicalUrl}">
+  `;
+};
+
+const generateHomepageJsonLd = (baseUrl, config, categories = []) => {
+  // Ensure URLs are properly formatted
+  const canonicalUrl = baseUrl.endsWith('/') ? baseUrl.slice(0, -1) : baseUrl;
+  const logoUrl = `${canonicalUrl}${config.images.logo}`;
+
+  const websiteJsonLd = {
+    "@context": "https://schema.org/",
+    "@type": "WebSite",
+    name: config.brandName,
+    url: canonicalUrl,
+    description: config.descriptions.long,
+    publisher: {
+      "@type": "Organization",
+      name: config.brandName,
+      url: canonicalUrl,
+      logo: {
+        "@type": "ImageObject",
+        url: logoUrl,
+      },
+    },
+    potentialAction: {
+      "@type": "SearchAction",
+      target: `${canonicalUrl}/search?q={search_term_string}`,
+      query: "required name=search_term_string"
+    },
+    mainEntity: {
+      "@type": "WebPage",
+      name: "Sitemap",
+      url: `${canonicalUrl}/sitemap`,
+      description: "Vollständige Sitemap mit allen Kategorien und Seiten",
+    },
+    sameAs: [
+      // Add your social media URLs here if available
+    ],
+  };
+
+  // Organization/LocalBusiness Schema for rich results
+  const organizationJsonLd = {
+    "@context": "https://schema.org",
+    "@type": "LocalBusiness",
+    "name": config.brandName,
+    "alternateName": config.siteName,
+    "description": config.descriptions.long,
+    "url": canonicalUrl,
+    "logo": logoUrl,
+    "image": logoUrl,
+    "telephone": "015208491860",
+    "email": "service@growheads.de",
+    "address": {
+      "@type": "PostalAddress",
+      "streetAddress": "Trachenberger Strasse 14",
+      "addressLocality": "Dresden",
+      "postalCode": "01129",
+      "addressCountry": "DE",
+      "addressRegion": "Sachsen"
+    },
+    "geo": {
+      "@type": "GeoCoordinates",
+      "latitude": "51.083675",
+      "longitude": "13.727215"
+    },
+    "openingHours": [
+      "Mo-Fr 10:00:00-20:00:00",
+      "Sa 11:00:00-19:00:00"
+    ],
+    "paymentAccepted": "Cash, Credit Card, PayPal, Bank Transfer",
+    "currenciesAccepted": "EUR",
+    "priceRange": "€€",
+    "areaServed": {
+      "@type": "Country",
+      "name": "Germany"
+    },
+    "contactPoint": [
+      {
+        "@type": "ContactPoint",
+        "telephone": "015208491860",
+        "contactType": "customer service",
+        "availableLanguage": "German",
+        "hoursAvailable": {
+          "@type": "OpeningHoursSpecification",
+          "dayOfWeek": ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday"],
+          "opens": "10:00:00",
+          "closes": "20:00:00"
+        }
+      },
+      {
+        "@type": "ContactPoint",
+        "email": "service@growheads.de",
+        "contactType": "customer service",
+        "availableLanguage": "German"
+      }
+    ],
+    "sameAs": [
+      // Add social media URLs when available
+      // "https://www.facebook.com/growheads",
+      // "https://www.instagram.com/growheads"
+         ]
+   };
+
+  // FAQPage Schema for common questions
+  const faqJsonLd = {
+    "@context": "https://schema.org",
+    "@type": "FAQPage",
+    "mainEntity": [
+      {
+        "@type": "Question",
+        "name": "Welche Zahlungsmethoden akzeptiert GrowHeads?",
+        "acceptedAnswer": {
+          "@type": "Answer",
+          "text": "Wir akzeptieren Kreditkarten, PayPal, Banküberweisung, Nachnahme und Barzahlung bei Abholung in unserem Laden in Dresden."
+        }
+      },
+      {
+        "@type": "Question", 
+        "name": "Liefert GrowHeads deutschlandweit?",
+        "acceptedAnswer": {
+          "@type": "Answer",
+          "text": "Ja, wir liefern deutschlandweit. Zusätzlich haben wir einen Laden in Dresden (Trachenberger Strasse 14) für lokale Kunden."
+        }
+      },
+      {
+        "@type": "Question",
+        "name": "Welche Produkte bietet GrowHeads?",
+        "acceptedAnswer": {
+          "@type": "Answer",
+          "text": "Wir bieten ein komplettes Sortiment für den Indoor-Anbau: Beleuchtung, Belüftung, Dünger, Töpfe, Zelte, Messgeräte und vieles mehr für professionelle Zuchtanlagen."
+        }
+      },
+      {
+        "@type": "Question",
+        "name": "Hat GrowHeads einen physischen Laden?",
+        "acceptedAnswer": {
+          "@type": "Answer",
+          "text": "Ja, unser Laden befindet sich in Dresden, Trachenberger Strasse 14. Öffnungszeiten: Mo-Fr 10-20 Uhr, Sa 11-19 Uhr. Sie können auch online bestellen."
+        }
+      },
+      {
+        "@type": "Question",
+        "name": "Bietet GrowHeads Beratung zum Indoor-Anbau?",
+        "acceptedAnswer": {
+          "@type": "Answer",
+          "text": "Ja, unser erfahrenes Team berät Sie gerne zu allen Aspekten des Indoor-Anbaus. Kontaktieren Sie uns telefonisch unter 015208491860 oder besuchen Sie unseren Laden."
+        }
+      }
+    ]
+  };
+
+  // Generate ItemList for all categories (more appropriate for homepage)
+  const categoriesListJsonLd = {
+    "@context": "https://schema.org",
+    "@type": "ItemList",
+    "name": "Produktkategorien",
+    "description": "Alle verfügbaren Produktkategorien in unserem Online-Shop",
+    "numberOfItems": categories.filter(category => category.seoName).length,
+    "itemListElement": categories
+      .filter(category => category.seoName) // Only include categories with seoName
+      .map((category, index) => ({
+        "@type": "ListItem",
+        "position": index + 1,
+        "item": {
+          "@type": "Thing",
+          "name": category.name,
+          "url": `${canonicalUrl}/Kategorie/${category.seoName}`
+        }
+      }))
+  };
+
+  // Return all JSON-LD scripts
+  const websiteScript = `<script type="application/ld+json">${JSON.stringify(websiteJsonLd)}</script>`;
+  const organizationScript = `<script type="application/ld+json">${JSON.stringify(organizationJsonLd)}</script>`;
+  const faqScript = `<script type="application/ld+json">${JSON.stringify(faqJsonLd)}</script>`;
+  const categoriesScript = categories.length > 0 
+    ? `<script type="application/ld+json">${JSON.stringify(categoriesListJsonLd)}</script>`
+    : '';
+
+  return websiteScript + '\n' + organizationScript + '\n' + faqScript + (categoriesScript ? '\n' + categoriesScript : '');
+};
+
+module.exports = {
+  generateHomepageMetaTags,
+  generateHomepageJsonLd,
+}; 

prerender/seo/index.cjs

@@ -0,0 +1,64 @@
+// Import all SEO functions from their respective modules
+const {
+  generateProductMetaTags,
+  generateProductJsonLd,
+} = require('./product.cjs');
+
+const {
+  generateCategoryJsonLd,
+} = require('./category.cjs');
+
+const {
+  generateHomepageMetaTags,
+  generateHomepageJsonLd,
+} = require('./homepage.cjs');
+
+const {
+  generateSitemapJsonLd,
+  generateXmlSitemap,
+} = require('./sitemap.cjs');
+
+const {
+  generateKonfiguratorMetaTags,
+} = require('./konfigurator.cjs');
+
+const {
+  generateRobotsTxt,
+  generateProductsXml,
+} = require('./feeds.cjs');
+
+const {
+  generateLlmsTxt,
+  generateCategoryLlmsTxt,
+  generateAllCategoryLlmsPages,
+} = require('./llms.cjs');
+
+// Export all functions for use in the main application
+module.exports = {
+  // Product functions
+  generateProductMetaTags,
+  generateProductJsonLd,
+  
+  // Category functions
+  generateCategoryJsonLd,
+  
+  // Homepage functions
+  generateHomepageMetaTags,
+  generateHomepageJsonLd,
+  
+  // Sitemap functions
+  generateSitemapJsonLd,
+  generateXmlSitemap,
+  
+  // Konfigurator functions
+  generateKonfiguratorMetaTags,
+  
+  // Feed/Export functions
+  generateRobotsTxt,
+  generateProductsXml,
+  
+  // LLMs/AI functions
+  generateLlmsTxt,
+  generateCategoryLlmsTxt,
+  generateAllCategoryLlmsPages,
+}; 

prerender/seo/konfigurator.cjs

@@ -0,0 +1,36 @@
+const generateKonfiguratorMetaTags = (baseUrl, config) => {
+  const description = "Unser interaktiver Growbox Konfigurator hilft dir dabei, das perfekte Indoor Growing Setup zusammenzustellen. Wähle aus verschiedenen Growbox-Größen, Beleuchtung, Belüftung und Extras. Bundle-Rabatte bis 36%!";
+  const keywords = "Growbox Konfigurator, Indoor Growing, Growzelt, Beleuchtung, Belüftung, Growbox Setup, Indoor Garden";
+  
+  // Ensure URLs are properly formatted
+  const canonicalUrl = baseUrl.endsWith('/') ? baseUrl.slice(0, -1) : baseUrl;
+  const imageUrl = `${canonicalUrl}${config.images.placeholder}`; // Placeholder image
+
+  return `
+    <!-- SEO Meta Tags -->
+    <meta name="description" content="${description}">
+    <meta name="keywords" content="${keywords}">
+    
+    <!-- Open Graph Meta Tags -->
+    <meta property="og:title" content="Growbox Konfigurator - Stelle dein perfektes Indoor Grow Setup zusammen">
+    <meta property="og:description" content="${description}">
+    <meta property="og:image" content="${imageUrl}">
+    <meta property="og:url" content="${canonicalUrl}/Konfigurator">
+    <meta property="og:type" content="website">
+    <meta property="og:site_name" content="${config.siteName}">
+    
+    <!-- Twitter Card Meta Tags -->
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:title" content="Growbox Konfigurator - Indoor Grow Setup">
+    <meta name="twitter:description" content="${description}">
+    <meta name="twitter:image" content="${imageUrl}">
+    
+    <!-- Additional Meta Tags -->
+    <meta name="robots" content="index, follow">
+    <link rel="canonical" href="${canonicalUrl}/Konfigurator">
+  `;
+};
+
+module.exports = {
+  generateKonfiguratorMetaTags,
+}; 

prerender/seo/llms.cjs

@@ -0,0 +1,277 @@
+const generateLlmsTxt = (allCategories = [], allProductsData = [], baseUrl, config) => {
+  const currentDate = new Date().toISOString().split("T")[0]; // YYYY-MM-DD format
+
+  // Group products by category for statistics
+  const productsByCategory = {};
+  allProductsData.forEach((product) => {
+    const categoryId = product.categoryId || 'uncategorized';
+    if (!productsByCategory[categoryId]) {
+      productsByCategory[categoryId] = [];
+    }
+    productsByCategory[categoryId].push(product);
+  });
+
+  // Find category names for organization
+  const categoryMap = {};
+  allCategories.forEach((cat) => {
+    categoryMap[cat.id] = cat.name;
+  });
+
+  let llmsTxt = `# ${config.siteName} - Site Map for LLMs
+
+Generated: ${currentDate}
+Base URL: ${baseUrl}
+
+## About ${config.brandName}
+GrowHeads.de is a German online shop and local store in Dresden specializing in high-quality seeds, plants, and gardening supplies for cannabis cultivation. 
+
+## Site Structure
+
+### Static Pages
+- **Home** - ${baseUrl}/
+- **Datenschutz (Privacy Policy)** - ${baseUrl}/datenschutz
+- **Impressum (Legal Notice)** - ${baseUrl}/impressum
+- **AGB (Terms & Conditions)** - ${baseUrl}/agb
+- **Widerrufsrecht (Right of Withdrawal)** - ${baseUrl}/widerrufsrecht
+- **Batteriegesetzhinweise (Battery Law Notice)** - ${baseUrl}/batteriegesetzhinweise
+- **Sitemap** - ${baseUrl}/sitemap
+- **Growbox Konfigurator** - ${baseUrl}/Konfigurator - Interactive tool to configure grow box setups with bundle discounts
+- **Profile** - ${baseUrl}/profile - User account and order management
+
+### Site Features
+- **Language**: German (${config.language})
+- **Currency**: ${config.currency} (Euro)
+- **Shipping**: ${config.country}
+- **Payment Methods**: Credit Cards, PayPal, Bank Transfer, Cash on Delivery, Cash on Pickup
+
+### Product Categories (${allCategories.length} categories)
+
+`;
+
+  // Add categories with links to their detailed LLM files
+  allCategories.forEach((category) => {
+    if (category.seoName) {
+      const productCount = productsByCategory[category.id]?.length || 0;
+      const categorySlug = category.seoName.toLowerCase().replace(/[^a-z0-9]/g, '-');
+      const productsPerPage = 50;
+      const totalPages = Math.ceil(productCount / productsPerPage);
+      
+      llmsTxt += `#### ${category.name} (${productCount} products)`;
+      
+      if (totalPages > 1) {
+        llmsTxt += `
+- **Product Catalog**: ${totalPages} pages available
+- **Page 1**: ${baseUrl}/llms-${categorySlug}-page-1.txt (Products 1-${Math.min(productsPerPage, productCount)})`;
+        
+        if (totalPages > 2) {
+          llmsTxt += `
+- **Page 2**: ${baseUrl}/llms-${categorySlug}-page-2.txt (Products ${productsPerPage + 1}-${Math.min(productsPerPage * 2, productCount)})`;
+        }
+        
+        if (totalPages > 3) {
+          llmsTxt += `
+- **...**: Additional pages available`;
+        }
+        
+        if (totalPages > 2) {
+          llmsTxt += `
+- **Page ${totalPages}**: ${baseUrl}/llms-${categorySlug}-page-${totalPages}.txt (Products ${((totalPages - 1) * productsPerPage) + 1}-${productCount})`;
+        }
+        
+        llmsTxt += `
+- **Access Pattern**: Replace "page-X" with desired page number (1-${totalPages})`;
+      } else if (productCount > 0) {
+        llmsTxt += `
+- **Product Catalog**: ${baseUrl}/llms-${categorySlug}-page-1.txt`;
+      } else {
+        llmsTxt += `
+- **Product Catalog**: No products available`;
+      }
+      
+      llmsTxt += `
+
+`;
+    }
+  });
+
+  llmsTxt += `
+---
+
+*This sitemap is automatically generated during the site build process and includes all publicly accessible content. For technical inquiries, please refer to our contact information in the Impressum.*
+`;
+
+  return llmsTxt;
+};
+
+const generateCategoryLlmsTxt = (category, categoryProducts = [], baseUrl, config, pageNumber = 1, productsPerPage = 50) => {
+  const currentDate = new Date().toISOString().split("T")[0]; // YYYY-MM-DD format
+  const categorySlug = category.seoName.toLowerCase().replace(/[^a-z0-9]/g, '-');
+  
+  // Calculate pagination
+  const totalProducts = categoryProducts.length;
+  const totalPages = Math.ceil(totalProducts / productsPerPage);
+  const startIndex = (pageNumber - 1) * productsPerPage;
+  const endIndex = Math.min(startIndex + productsPerPage, totalProducts);
+  const pageProducts = categoryProducts.slice(startIndex, endIndex);
+
+  let categoryLlmsTxt = `# ${category.name} - Product Catalog (Page ${pageNumber} of ${totalPages})
+
+Generated: ${currentDate}
+Base URL: ${baseUrl}
+Category: ${category.name} (ID: ${category.id})
+Category URL: ${baseUrl}/Kategorie/${category.seoName}
+
+## Category Overview
+This file contains products ${startIndex + 1}-${endIndex} of ${totalProducts} in the "${category.name}" category from ${config.siteName}. 
+
+**Statistics:**
+- **Total Products in Category**: ${totalProducts}
+- **Products on This Page**: ${pageProducts.length}
+- **Current Page**: ${pageNumber} of ${totalPages}
+- **Category ID**: ${category.id}
+- **Category URL**: ${baseUrl}/Kategorie/${category.seoName}
+- **Back to Main Sitemap**: ${baseUrl}/llms.txt
+
+`;
+
+  // Add navigation hints for LLMs
+  if (totalPages > 1) {
+    categoryLlmsTxt += `## Navigation for LLMs
+
+**How to access other pages in this category:**
+`;
+    
+    if (pageNumber > 1) {
+      categoryLlmsTxt += `- **Previous Page**: ${baseUrl}/llms-${categorySlug}-page-${pageNumber - 1}.txt
+`;
+    }
+    
+    if (pageNumber < totalPages) {
+      categoryLlmsTxt += `- **Next Page**: ${baseUrl}/llms-${categorySlug}-page-${pageNumber + 1}.txt
+`;
+    }
+    
+    categoryLlmsTxt += `- **First Page**: ${baseUrl}/llms-${categorySlug}-page-1.txt
+- **Last Page**: ${baseUrl}/llms-${categorySlug}-page-${totalPages}.txt
+
+**All pages in this category:**
+`;
+    
+    for (let i = 1; i <= totalPages; i++) {
+      categoryLlmsTxt += `- **Page ${i}**: ${baseUrl}/llms-${categorySlug}-page-${i}.txt (Products ${((i-1) * productsPerPage) + 1}-${Math.min(i * productsPerPage, totalProducts)})
+`;
+    }
+    
+    categoryLlmsTxt += `
+
+`;
+  }
+
+  if (pageProducts.length > 0) {
+    pageProducts.forEach((product, index) => {
+      if (product.seoName) {
+        // Clean description for markdown (remove HTML tags and limit length)
+        const cleanDescription = product.description
+          ? product.description
+              .replace(/<[^>]*>/g, "")
+              .replace(/\n/g, " ")
+              .trim()
+              .substring(0, 300)
+          : "";
+
+        const globalIndex = startIndex + index + 1;
+        categoryLlmsTxt += `## ${globalIndex}. ${product.name}
+
+- **Product URL**: ${baseUrl}/Artikel/${product.seoName}
+- **Article Number**: ${product.articleNumber || 'N/A'}
+- **Price**: €${product.price || '0.00'}
+- **Brand**: ${product.manufacturer || config.brandName}
+- **Availability**: ${product.available ? 'In Stock' : 'Out of Stock'}`;
+
+        if (product.gtin) {
+          categoryLlmsTxt += `
+- **GTIN**: ${product.gtin}`;
+        }
+
+        if (product.weight && !isNaN(product.weight)) {
+          categoryLlmsTxt += `
+- **Weight**: ${product.weight}g`;
+        }
+
+        if (cleanDescription) {
+          categoryLlmsTxt += `
+
+**Description:**
+${cleanDescription}${product.description && product.description.length > 300 ? '...' : ''}`;
+        }
+
+        categoryLlmsTxt += `
+
+---
+
+`;
+      }
+    });
+  } else {
+    categoryLlmsTxt += `## No Products Available
+
+This category currently contains no products.
+
+`;
+  }
+
+  // Add footer navigation for convenience
+  if (totalPages > 1) {
+    categoryLlmsTxt += `## Page Navigation
+
+`;
+    if (pageNumber > 1) {
+      categoryLlmsTxt += `← [Previous Page](${baseUrl}/llms-${categorySlug}-page-${pageNumber - 1}.txt) | `;
+    }
+    
+    categoryLlmsTxt += `[Category Overview](${baseUrl}/llms-${categorySlug}-page-1.txt)`;
+    
+    if (pageNumber < totalPages) {
+      categoryLlmsTxt += ` | [Next Page](${baseUrl}/llms-${categorySlug}-page-${pageNumber + 1}.txt) →`;
+    }
+    
+    categoryLlmsTxt += `
+
+`;
+  }
+
+  categoryLlmsTxt += `---
+
+*This category product list is automatically generated during the site build process. Product availability and pricing are updated in real-time on the main website.*
+`;
+
+  return categoryLlmsTxt;
+};
+
+// Helper function to generate all pages for a category
+const generateAllCategoryLlmsPages = (category, categoryProducts = [], baseUrl, config, productsPerPage = 50) => {
+  const totalProducts = categoryProducts.length;
+  const totalPages = Math.ceil(totalProducts / productsPerPage);
+  const pages = [];
+  
+  for (let pageNumber = 1; pageNumber <= totalPages; pageNumber++) {
+    const pageContent = generateCategoryLlmsTxt(category, categoryProducts, baseUrl, config, pageNumber, productsPerPage);
+    const categorySlug = category.seoName.toLowerCase().replace(/[^a-z0-9]/g, '-');
+    const fileName = `llms-${categorySlug}-page-${pageNumber}.txt`;
+    
+    pages.push({
+      fileName,
+      content: pageContent,
+      pageNumber,
+      totalPages
+    });
+  }
+  
+  return pages;
+};
+
+module.exports = {
+  generateLlmsTxt,
+  generateCategoryLlmsTxt,
+  generateAllCategoryLlmsPages,
+}; 

prerender/seo/product.cjs

@@ -0,0 +1,135 @@
+const generateProductMetaTags = (product, baseUrl, config) => {
+  const productUrl = `${baseUrl}/Artikel/${product.seoName}`;
+  const imageUrl =
+    product.pictureList && product.pictureList.trim()
+      ? `${baseUrl}/assets/images/prod${product.pictureList
+          .split(",")[0]
+          .trim()}.jpg`
+      : `${baseUrl}/assets/images/nopicture.jpg`;
+
+  // Clean description for meta (remove HTML tags and limit length)
+  const cleanDescription = product.description
+    ? product.description
+        .replace(/<[^>]*>/g, "")
+        .replace(/\n/g, " ")
+        .substring(0, 160)
+    : `${product.name} - Art.-Nr.: ${product.articleNumber}`;
+
+  return `
+    <!-- SEO Meta Tags -->
+    <meta name="description" content="${cleanDescription}">
+    <meta name="keywords" content="${product.name}, ${
+    product.manufacturer || ""
+  }, ${product.articleNumber}">
+    
+    <!-- Open Graph Meta Tags -->
+    <meta property="og:title" content="${product.name}">
+    <meta property="og:description" content="${cleanDescription}">
+    <meta property="og:image" content="${imageUrl}">
+    <meta property="og:url" content="${productUrl}">
+    <meta property="og:type" content="product">
+    <meta property="og:site_name" content="${config.siteName}">
+    <meta property="product:price:amount" content="${product.price}">
+    <meta property="product:price:currency" content="${config.currency}">
+    <meta property="product:availability" content="${
+      product.available ? "in stock" : "out of stock"
+    }">
+    ${product.gtin ? `<meta property="product:gtin" content="${product.gtin}">` : ''}
+    ${product.articleNumber ? `<meta property="product:retailer_item_id" content="${product.articleNumber}">` : ''}
+    ${product.manufacturer ? `<meta property="product:brand" content="${product.manufacturer}">` : ''}
+    
+    <!-- Twitter Card Meta Tags -->
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:title" content="${product.name}">
+    <meta name="twitter:description" content="${cleanDescription}">
+    <meta name="twitter:image" content="${imageUrl}">
+    
+    <!-- Additional Meta Tags -->
+    <meta name="robots" content="index, follow">
+    <link rel="canonical" href="${productUrl}">
+  `;
+};
+
+const generateProductJsonLd = (product, baseUrl, config, categoryInfo = null) => {
+  const productUrl = `${baseUrl}/Artikel/${product.seoName}`;
+  const imageUrl =
+    product.pictureList && product.pictureList.trim()
+      ? `${baseUrl}/assets/images/prod${product.pictureList
+          .split(",")[0]
+          .trim()}.jpg`
+      : `${baseUrl}/assets/images/nopicture.jpg`;
+
+  // Clean description for JSON-LD (remove HTML tags)
+  const cleanDescription = product.description
+    ? product.description.replace(/<[^>]*>/g, "").replace(/\n/g, " ")
+    : product.name;
+
+  // Calculate price valid date (current date + 3 months)
+  const priceValidDate = new Date();
+  priceValidDate.setMonth(priceValidDate.getMonth() + 3);
+
+  const jsonLd = {
+    "@context": "https://schema.org/",
+    "@type": "Product",
+    name: product.name,
+    image: [imageUrl],
+    description: cleanDescription,
+    sku: product.articleNumber,
+    ...(product.gtin && { gtin: product.gtin }),
+    brand: {
+      "@type": "Brand",
+      name: product.manufacturer || "Unknown",
+    },
+    offers: {
+      "@type": "Offer",
+      url: productUrl,
+      priceCurrency: config.currency,
+      price: product.price.toString(),
+      priceValidUntil: priceValidDate.toISOString().split("T")[0],
+      itemCondition: "https://schema.org/NewCondition",
+      availability: product.available
+        ? "https://schema.org/InStock"
+        : "https://schema.org/OutOfStock",
+      seller: {
+        "@type": "Organization",
+        name: config.brandName,
+      },
+    },
+  };
+
+  // Add breadcrumb if category information is available
+  if (categoryInfo && categoryInfo.name && categoryInfo.seoName) {
+    jsonLd.breadcrumb = {
+      "@type": "BreadcrumbList",
+      itemListElement: [
+        {
+          "@type": "ListItem",
+          position: 1,
+          name: "Home",
+          item: baseUrl,
+        },
+        {
+          "@type": "ListItem",
+          position: 2,
+          name: categoryInfo.name,
+          item: `${baseUrl}/Kategorie/${categoryInfo.seoName}`,
+        },
+        {
+          "@type": "ListItem",
+          position: 3,
+          name: product.name,
+          item: productUrl,
+        },
+      ],
+    };
+  }
+
+  return `<script type="application/ld+json">${JSON.stringify(
+    jsonLd
+  )}</script>`;
+};
+
+module.exports = {
+  generateProductMetaTags,
+  generateProductJsonLd,
+}; 

prerender/seo/sitemap.cjs

@@ -0,0 +1,117 @@
+const generateSitemapJsonLd = (allCategories = [], baseUrl, config) => {
+
+  const jsonLd = {
+    "@context": "https://schema.org/",
+    "@type": "WebPage",
+    name: "Sitemap",
+    url: `${baseUrl}/sitemap`,
+    description: `Sitemap - Übersicht aller Kategorien und Seiten auf ${config.siteName}`,
+    breadcrumb: {
+      "@type": "BreadcrumbList",
+      itemListElement: [
+        {
+          "@type": "ListItem",
+          position: 1,
+          name: "Home",
+          item: baseUrl,
+        },
+        {
+          "@type": "ListItem",
+          position: 2,
+          name: "Sitemap",
+          item: `${baseUrl}/sitemap`,
+        },
+      ],
+    },
+  };
+
+  // Add all categories as site navigation elements
+  if (allCategories && allCategories.length > 0) {
+    jsonLd.mainEntity = {
+      "@type": "SiteNavigationElement",
+      name: "Kategorien",
+      hasPart: allCategories.map((category) => ({
+        "@type": "SiteNavigationElement",
+        name: category.name,
+        url: `${baseUrl}/Kategorie/${category.seoName}`,
+        description: `${category.name} Kategorie`,
+      })),
+    };
+  }
+
+  return `<script type="application/ld+json">${JSON.stringify(
+    jsonLd
+  )}</script>`;
+};
+
+const generateXmlSitemap = (allCategories = [], allProducts = [], baseUrl) => {
+  const currentDate = new Date().toISOString().split("T")[0]; // YYYY-MM-DD format
+
+  let sitemap = `<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+`;
+
+  // Homepage
+  sitemap += `  <url>
+    <loc>${baseUrl}/</loc>
+    <lastmod>${currentDate}</lastmod>
+    <changefreq>daily</changefreq>
+    <priority>1.0</priority>
+  </url>
+`;
+
+  // Static pages
+  const staticPages = [
+    { path: "/datenschutz", changefreq: "monthly", priority: "0.3" },
+    { path: "/impressum", changefreq: "monthly", priority: "0.3" },
+    { path: "/batteriegesetzhinweise", changefreq: "monthly", priority: "0.3" },
+    { path: "/widerrufsrecht", changefreq: "monthly", priority: "0.3" },
+    { path: "/sitemap", changefreq: "weekly", priority: "0.5" },
+    { path: "/agb", changefreq: "monthly", priority: "0.3" },
+    { path: "/404", changefreq: "monthly", priority: "0.1" },
+    { path: "/Konfigurator", changefreq: "weekly", priority: "0.8" },
+  ];
+
+  staticPages.forEach((page) => {
+    sitemap += `  <url>
+    <loc>${baseUrl}${page.path}</loc>
+    <lastmod>${currentDate}</lastmod>
+    <changefreq>${page.changefreq}</changefreq>
+    <priority>${page.priority}</priority>
+  </url>
+`;
+  });
+
+  // Category pages
+  allCategories.forEach((category) => {
+    if (category.seoName) {
+      sitemap += `  <url>
+    <loc>${baseUrl}/Kategorie/${category.seoName}</loc>
+    <lastmod>${currentDate}</lastmod>
+    <changefreq>weekly</changefreq>
+    <priority>0.8</priority>
+  </url>
+`;
+    }
+  });
+
+  // Product pages
+  allProducts.forEach((productSeoName) => {
+    sitemap += `  <url>
+    <loc>${baseUrl}/Artikel/${productSeoName}</loc>
+    <lastmod>${currentDate}</lastmod>
+    <changefreq>weekly</changefreq>
+    <priority>0.6</priority>
+  </url>
+`;
+  });
+
+  sitemap += `</urlset>`;
+
+  return sitemap;
+};
+
+module.exports = {
+  generateSitemapJsonLd,
+  generateXmlSitemap,
+}; 

src/PrerenderSitemap.js

@@ -0,0 +1,137 @@
+const React = require('react');
+const { 
+  Box, 
+  AppBar, 
+  Toolbar, 
+  Container,
+  Typography,
+  List,
+  ListItem,
+  ListItemText
+} = require('@mui/material');
+const Footer = require('./components/Footer.js').default;
+const { Logo, CategoryList } = require('./components/header/index.js');
+const LegalPage = require('./pages/LegalPage.js').default;
+
+const PrerenderSitemap = ({ categoryData }) => {
+  // Process category data to flatten the hierarchy
+  const collectAllCategories = (categoryNode, categories = [], level = 0) => {
+    if (!categoryNode) return categories;
+    
+    // Add current category (skip root category 209)
+    if (categoryNode.id !== 209 && categoryNode.seoName) {
+      categories.push({
+        id: categoryNode.id,
+        name: categoryNode.name,
+        seoName: categoryNode.seoName,
+        level: level
+      });
+    }
+    
+    // Recursively add children
+    if (categoryNode.children) {
+      for (const child of categoryNode.children) {
+        collectAllCategories(child, categories, level + 1);
+      }
+    }
+    
+    return categories;
+  };
+
+  const categories = categoryData ? collectAllCategories(categoryData) : [];
+
+  const sitemapLinks = [
+    { title: 'Startseite', url: '/' },
+    { title: 'Mein Profil', url: '/profile' },
+    { title: 'Datenschutz', url: '/datenschutz' },
+    { title: 'AGB', url: '/agb' },
+    { title: 'Impressum', url: '/impressum' },
+    { title: 'Batteriegesetzhinweise', url: '/batteriegesetzhinweise' },
+    { title: 'Widerrufsrecht', url: '/widerrufsrecht' },
+    { title: 'Growbox Konfigurator', url: '/Konfigurator' },
+    { title: 'API', url: '/api/', route: false },
+  ];
+
+  const content = React.createElement(
+    React.Fragment,
+    null,
+    React.createElement(
+      Typography,
+      { variant: 'body1', paragraph: true },
+      'Hier finden Sie eine Übersicht aller verfügbaren Seiten unserer Website.'
+    ),
+    
+    // Static site links
+    React.createElement(
+      Typography,
+      { variant: 'h6', sx: { mt: 3, mb: 2, fontWeight: 'bold' } },
+      'Seiten'
+    ),
+    React.createElement(
+      List,
+      null,
+      sitemapLinks.map((link) => 
+        React.createElement(
+          ListItem,
+          { 
+            key: link.url,
+            button: true,
+            component: link.route === false ? 'a' : 'a',
+            href: link.url,
+            sx: { 
+              py: 1,
+              borderBottom: '1px solid',
+              borderColor: 'divider'
+            }
+          },
+          React.createElement(ListItemText, { primary: link.title })
+        )
+      )
+    ),
+
+    // Category links
+    React.createElement(
+      Typography,
+      { variant: 'h6', sx: { mt: 4, mb: 2, fontWeight: 'bold' } },
+      'Kategorien'
+    ),
+    React.createElement(
+      List,
+      null,
+      categories.map((category) => 
+        React.createElement(
+          ListItem,
+          { 
+            key: category.id,
+            button: true,
+            component: 'a',
+            href: `/Kategorie/${category.seoName}`,
+            sx: { 
+              py: 1,
+              pl: 2 + (category.level * 2), // Indent based on category level
+              borderBottom: '1px solid',
+              borderColor: 'divider'
+            }
+          },
+          React.createElement(
+            ListItemText,
+            { 
+              primary: category.name,
+              sx: {
+                '& .MuiTypography-root': {
+                  fontSize: category.level === 0 ? '1rem' : '0.9rem',
+                  fontWeight: category.level === 0 ? 'bold' : 'normal',
+                  color: category.level === 0 ? 'primary.main' : 'text.primary'
+                }
+              }
+            }
+          )
+        )
+      )
+    )
+  );
+
+  return React.createElement(LegalPage, { title: 'Sitemap', content: content });
+};
+
+module.exports = { default: PrerenderSitemap }; 

src/components/Content.js

@@ -97,7 +97,12 @@ function getFilteredProducts(unfilteredProducts, attributes) {
   let filteredProducts = (unfilteredProducts || []).filter(product => {
     const availabilityFilter = sessionStorage.getItem('filter_availability');
     let inStockMatch = availabilityFilter == 1 ? true : (product.available>0);
-    const isNewMatch = availabilityFilters.includes('2') ?  isNew(product.neu) : true;
+    
+    // Check if there are any new products in the entire set
+    const hasNewProducts = (unfilteredProducts || []).some(product => isNew(product.neu));
+    
+    // Only apply the new filter if there are actually new products and the filter is active
+    const isNewMatch = availabilityFilters.includes('2') && hasNewProducts ? isNew(product.neu) : true;
     let soonMatch = availabilityFilters.includes('3') ? !product.available && product.incoming : true;
 
     const soon2Match = (availabilityFilter != 1)&&availabilityFilters.includes('3') ? (product.available) || (!product.available && product.incoming) : true;
@@ -133,7 +138,31 @@ function getFilteredProducts(unfilteredProducts, attributes) {
     const manufacturer = uniqueManufacturersWithName.find(manufacturer => manufacturer.id === filter);
     return {name: manufacturer.value, value: manufacturer.id};
   });
-  return {filteredProducts,activeAttributeFilters:activeAttributeFiltersWithNames,activeManufacturerFilters:activeManufacturerFiltersWithNames};
+
+  // Extract active availability filters
+  const availabilityFilter = sessionStorage.getItem('filter_availability');
+  const activeAvailabilityFilters = [];
+  
+  // Check if there are actually products with these characteristics
+  const hasNewProducts = (unfilteredProducts || []).some(product => isNew(product.neu));
+  const hasComingSoonProducts = (unfilteredProducts || []).some(product => !product.available && product.incoming);
+  
+  // Check for "auf Lager" filter (in stock) - it's active when filter_availability is NOT set to '1'
+  if (availabilityFilter !== '1') {
+    activeAvailabilityFilters.push({id: '1', name: 'auf Lager'});
+  }
+  
+  // Check for "Neu" filter (new) - only show if there are actually new products and filter is active
+  if (availabilityFilters.includes('2') && hasNewProducts) {
+    activeAvailabilityFilters.push({id: '2', name: 'Neu'});
+  }
+  
+  // Check for "Bald verfügbar" filter (coming soon) - only show if there are actually coming soon products and filter is active
+  if (availabilityFilters.includes('3') && hasComingSoonProducts) {
+    activeAvailabilityFilters.push({id: '3', name: 'Bald verfügbar'});
+  }
+
+  return {filteredProducts,activeAttributeFilters:activeAttributeFiltersWithNames,activeManufacturerFilters:activeManufacturerFiltersWithNames,activeAvailabilityFilters};
 }
 function setCachedCategoryData(categoryId, data) {
   if (!window.productCache) {
@@ -680,6 +709,7 @@ class Content extends Component {
                 products={this.state.filteredProducts || []}
                 activeAttributeFilters={this.state.activeAttributeFilters || []}
                 activeManufacturerFilters={this.state.activeManufacturerFilters || []}
+                activeAvailabilityFilters={this.state.activeAvailabilityFilters || []}
                 onFilterChange={()=>{this.filterProducts()}}
                 dataType={this.state.dataType}
                 dataParam={this.state.dataParam}

src/components/Mollie.js

@@ -0,0 +1,381 @@
+import React, { Component, useState } from "react";
+import { Button, Box, Typography, CircularProgress } from "@mui/material";
+import config from "../config.js";
+
+// Function to lazy load Mollie script
+const loadMollie = () => {
+  return new Promise((resolve, reject) => {
+    // Check if Mollie is already loaded
+    if (window.Mollie) {
+      resolve(window.Mollie);
+      return;
+    }
+
+    // Create script element
+    const script = document.createElement('script');
+    script.src = 'https://js.mollie.com/v1/mollie.js';
+    script.async = true;
+    
+    script.onload = () => {
+      if (window.Mollie) {
+        resolve(window.Mollie);
+      } else {
+        reject(new Error('Mollie failed to load'));
+      }
+    };
+    
+    script.onerror = () => {
+      reject(new Error('Failed to load Mollie script'));
+    };
+    
+    document.head.appendChild(script);
+  });
+};
+
+const CheckoutForm = ({ mollie }) => {
+  const [errorMessage, setErrorMessage] = useState(null);
+  const [isSubmitting, setIsSubmitting] = useState(false);
+
+  React.useEffect(() => {
+    if (!mollie) return;
+
+    let mountedComponents = {
+      cardNumber: null,
+      cardHolder: null,
+      expiryDate: null,
+      verificationCode: null
+    };
+
+    try {
+      // Create Mollie components
+      const cardNumber = mollie.createComponent('cardNumber');
+      const cardHolder = mollie.createComponent('cardHolder');
+      const expiryDate = mollie.createComponent('expiryDate');
+      const verificationCode = mollie.createComponent('verificationCode');
+
+      // Store references for cleanup
+      mountedComponents = {
+        cardNumber,
+        cardHolder,
+        expiryDate,
+        verificationCode
+      };
+
+      // Mount components
+      cardNumber.mount('#card-number');
+      cardHolder.mount('#card-holder');
+      expiryDate.mount('#expiry-date');
+      verificationCode.mount('#verification-code');
+
+      // Set up error handling
+      cardNumber.addEventListener('change', event => {
+        const errorElement = document.querySelector('#card-number-error');
+        if (errorElement) {
+          if (event.error && event.touched) {
+            errorElement.textContent = event.error;
+          } else {
+            errorElement.textContent = '';
+          }
+        }
+      });
+
+      cardHolder.addEventListener('change', event => {
+        const errorElement = document.querySelector('#card-holder-error');
+        if (errorElement) {
+          if (event.error && event.touched) {
+            errorElement.textContent = event.error;
+          } else {
+            errorElement.textContent = '';
+          }
+        }
+      });
+
+      expiryDate.addEventListener('change', event => {
+        const errorElement = document.querySelector('#expiry-date-error');
+        if (errorElement) {
+          if (event.error && event.touched) {
+            errorElement.textContent = event.error;
+          } else {
+            errorElement.textContent = '';
+          }
+        }
+      });
+
+      verificationCode.addEventListener('change', event => {
+        const errorElement = document.querySelector('#verification-code-error');
+        if (errorElement) {
+          if (event.error && event.touched) {
+            errorElement.textContent = event.error;
+          } else {
+            errorElement.textContent = '';
+          }
+        }
+      });
+
+      // Components are now mounted and ready
+
+    } catch (error) {
+      console.error('Error creating Mollie components:', error);
+      setErrorMessage('Failed to initialize payment form. Please try again.');
+    }
+
+    // Cleanup function
+    return () => {
+      try {
+        if (mountedComponents.cardNumber) mountedComponents.cardNumber.unmount();
+        if (mountedComponents.cardHolder) mountedComponents.cardHolder.unmount();
+        if (mountedComponents.expiryDate) mountedComponents.expiryDate.unmount();
+        if (mountedComponents.verificationCode) mountedComponents.verificationCode.unmount();
+      } catch (error) {
+        console.error('Error cleaning up Mollie components:', error);
+      }
+    };
+  }, [mollie]);
+
+  const handleSubmit = async (event) => {
+    event.preventDefault();
+    
+    if (!mollie || isSubmitting) {
+      return;
+    }
+
+    setIsSubmitting(true);
+    setErrorMessage(null);
+
+    try {
+      const { token, error } = await mollie.createToken();
+
+      if (error) {
+        setErrorMessage(error.message || 'Payment failed. Please try again.');
+        setIsSubmitting(false);
+        return;
+      }
+
+      if (token) {
+        // Handle successful token creation
+        // Create a payment completion event similar to Stripe
+        const mollieCompletionData = {
+          mollieToken: token,
+          paymentMethod: 'mollie'
+        };
+        
+        // Dispatch a custom event to notify the parent component
+        const completionEvent = new CustomEvent('molliePaymentComplete', {
+          detail: mollieCompletionData
+        });
+        window.dispatchEvent(completionEvent);
+        
+        // For now, redirect to profile with completion data
+        const returnUrl = `${window.location.origin}/profile?complete&mollie_token=${token}`;
+        window.location.href = returnUrl;
+      }
+    } catch (error) {
+      console.error('Error creating Mollie token:', error);
+      setErrorMessage('Payment failed. Please try again.');
+      setIsSubmitting(false);
+    }
+  };
+
+  return (
+    <Box sx={{ maxWidth: 600, mx: 'auto', p: 3 }}>
+      <Typography variant="h6" gutterBottom>
+        Kreditkarte oder Sofortüberweisung
+      </Typography>
+      
+      <form onSubmit={handleSubmit}>
+        <Box sx={{ mb: 3 }}>
+          <Typography variant="body2" gutterBottom>
+            Kartennummer
+          </Typography>
+          <Box
+            id="card-number"
+            sx={{
+              p: 2,
+              border: '1px solid #e0e0e0',
+              borderRadius: 1,
+              minHeight: 40,
+              backgroundColor: '#fff'
+            }}
+          />
+          <Typography 
+            id="card-number-error" 
+            variant="caption" 
+            sx={{ color: 'error.main', minHeight: 16, display: 'block' }}
+          />
+        </Box>
+
+        <Box sx={{ mb: 3 }}>
+          <Typography variant="body2" gutterBottom>
+            Karteninhaber
+          </Typography>
+          <Box
+            id="card-holder"
+            sx={{
+              p: 2,
+              border: '1px solid #e0e0e0',
+              borderRadius: 1,
+              minHeight: 40,
+              backgroundColor: '#fff'
+            }}
+          />
+          <Typography 
+            id="card-holder-error" 
+            variant="caption" 
+            sx={{ color: 'error.main', minHeight: 16, display: 'block' }}
+          />
+        </Box>
+
+        <Box sx={{ display: 'flex', gap: 2, mb: 3 }}>
+          <Box sx={{ flex: 1 }}>
+            <Typography variant="body2" gutterBottom>
+              Ablaufdatum
+            </Typography>
+            <Box
+              id="expiry-date"
+              sx={{
+                p: 2,
+                border: '1px solid #e0e0e0',
+                borderRadius: 1,
+                minHeight: 40,
+                backgroundColor: '#fff'
+              }}
+            />
+            <Typography 
+              id="expiry-date-error" 
+              variant="caption" 
+              sx={{ color: 'error.main', minHeight: 16, display: 'block' }}
+            />
+          </Box>
+
+          <Box sx={{ flex: 1 }}>
+            <Typography variant="body2" gutterBottom>
+              Sicherheitscode
+            </Typography>
+            <Box
+              id="verification-code"
+              sx={{
+                p: 2,
+                border: '1px solid #e0e0e0',
+                borderRadius: 1,
+                minHeight: 40,
+                backgroundColor: '#fff'
+              }}
+            />
+            <Typography 
+              id="verification-code-error" 
+              variant="caption" 
+              sx={{ color: 'error.main', minHeight: 16, display: 'block' }}
+            />
+          </Box>
+        </Box>
+
+        <Button 
+          variant="contained" 
+          disabled={!mollie || isSubmitting} 
+          type="submit"
+          fullWidth
+          sx={{ 
+            mt: 2,
+            backgroundColor: '#2e7d32',
+            '&:hover': {
+              backgroundColor: '#1b5e20'
+            }
+          }}
+        >
+          {isSubmitting ? (
+            <>
+              <CircularProgress size={20} sx={{ mr: 1, color: 'white' }} />
+              Verarbeitung...
+            </>
+          ) : (
+            'Bezahlung Abschließen'
+          )}
+        </Button>
+        
+        {errorMessage && (
+          <Typography 
+            variant="body2" 
+            sx={{ color: 'error.main', mt: 2, textAlign: 'center' }}
+          >
+            {errorMessage}
+          </Typography>
+        )}
+      </form>
+    </Box>
+  );
+};
+
+class Mollie extends Component {
+  constructor(props) {
+    super(props);
+    this.state = {
+      mollie: null,
+      loading: true,
+      error: null,
+    };
+    this.molliePromise = loadMollie();
+  }
+
+  componentDidMount() {
+    this.molliePromise
+      .then((MollieClass) => {
+        try {
+          // Initialize Mollie with profile key
+          const mollie = MollieClass(config.mollieProfileKey, { 
+            locale: 'de_DE', 
+            testmode: true  // Set to false for production
+          });
+          this.setState({ mollie, loading: false });
+        } catch (error) {
+          console.error('Error initializing Mollie:', error);
+          this.setState({ 
+            error: 'Failed to initialize payment system. Please try again.',
+            loading: false 
+          });
+        }
+      })
+      .catch((error) => {
+        console.error('Error loading Mollie:', error);
+        this.setState({ 
+          error: 'Failed to load payment system. Please try again.',
+          loading: false 
+        });
+      });
+  }
+
+  render() {
+    const { mollie, loading, error } = this.state;
+
+    if (loading) {
+      return (
+        <Box sx={{ textAlign: 'center', py: 4 }}>
+          <CircularProgress sx={{ color: '#2e7d32' }} />
+          <Typography variant="body1" sx={{ mt: 2 }}>
+            Zahlungskomponente wird geladen...
+          </Typography>
+        </Box>
+      );
+    }
+
+    if (error) {
+      return (
+        <Box sx={{ textAlign: 'center', py: 4 }}>
+          <Typography variant="body1" sx={{ color: 'error.main' }}>
+            {error}
+          </Typography>
+          <Button 
+            variant="outlined" 
+            onClick={() => window.location.reload()}
+            sx={{ mt: 2 }}
+          >
+            Seite neu laden
+          </Button>
+        </Box>
+      );
+    }
+
+    return <CheckoutForm mollie={mollie} />;
+  }
+}
+
+export default Mollie;

src/components/ProductList.js

@@ -122,13 +122,17 @@ class ProductList extends Component {
   }
 
   renderPagination = (pages, page) => {
+    // Make pagination invisible when there are zero products to avoid layout shifts
+    const hasProducts = this.props.products.length > 0;
+    
     return (
       <Box sx={{ 
         height: 64, 
         display: 'flex', 
         alignItems: 'center', 
         justifyContent: 'left',
-        width: '100%'
+        width: '100%',
+        visibility: hasProducts ? 'visible' : 'hidden'
       }}>
         {(this.state.itemsPerPage==='all')?null:
           <Pagination 
@@ -156,6 +160,57 @@ class ProductList extends Component {
     );
   }
 
+  // Check if filters are active
+  hasActiveFilters = () => {
+    return (
+      (this.props.activeAttributeFilters && this.props.activeAttributeFilters.length > 0) ||
+      (this.props.activeManufacturerFilters && this.props.activeManufacturerFilters.length > 0) ||
+      (this.props.activeAvailabilityFilters && this.props.activeAvailabilityFilters.length > 0)
+    );
+  }
+
+  // Render message when no products found but filters are active
+  renderNoProductsMessage = () => {
+    const hasFiltersActive = this.hasActiveFilters();
+    const hasUnfilteredProducts = this.props.totalProductCount > 0;
+    
+    if (this.props.products.length === 0 && hasUnfilteredProducts && hasFiltersActive) {
+      return (
+        <Box sx={{ 
+          display: 'flex', 
+          justifyContent: 'center', 
+          alignItems: 'center',
+          py: 4,
+          px: 2
+        }}>
+          <Typography variant="h6" color="text.secondary" sx={{ textAlign: 'center' }}>
+            Entferne Filter um Produkte zu sehen
+          </Typography>
+        </Box>
+      );
+    }
+    return null;
+  }
+
+  // Helper function for correct pluralization
+  getProductCountText = () => {
+    const filteredCount = this.props.products.length;
+    const totalCount = this.props.totalProductCount;
+    const isFiltered = totalCount !== filteredCount;
+    
+    if (!isFiltered) {
+      // No filters applied
+      if (filteredCount === 0) return "0 Produkte";
+      if (filteredCount === 1) return "1 Produkt";
+      return `${filteredCount} Produkte`;
+    } else {
+      // Filters applied
+      if (totalCount === 0) return "0 Produkte";
+      if (totalCount === 1) return `${filteredCount} von 1 Produkt`;
+      return `${filteredCount} von ${totalCount} Produkten`;
+    }
+  }
+
   render() {
     //console.log('products',this.props.activeAttributeFilters,this.props.activeManufacturerFilters,window.currentSearchQuery,this.state.sortBy);
     
@@ -192,6 +247,34 @@ class ProductList extends Component {
               order: { xs: 2, sm: 1 },
               px: { xs: 1, sm: 0 }
             }}>
+              {this.props.activeAvailabilityFilters && this.props.activeAvailabilityFilters.map((filter,index) => (
+                <Chip 
+                  size="medium"
+                  key={`availability-${index}`} 
+                  label={filter.name} 
+                  onClick={() => {
+                    if (filter.id === '1') {
+                      // Add "auf Lager" filter by setting the sessionStorage item to '1'
+                      sessionStorage.setItem('filter_availability', '1');
+                    } else {
+                      // Remove "Neu" or "Bald verfügbar" filters
+                      removeSessionSetting(`filter_availability_${filter.id}`);
+                    }
+                    this.props.onFilterChange();
+                  }}
+                  onDelete={() => {
+                    if (filter.id === '1') {
+                      // Add "auf Lager" filter by setting the sessionStorage item to '1'
+                      sessionStorage.setItem('filter_availability', '1');
+                    } else {
+                      // Remove "Neu" or "Bald verfügbar" filters
+                      removeSessionSetting(`filter_availability_${filter.id}`);
+                    }
+                    this.props.onFilterChange();
+                  }} 
+                  clickable
+                />
+              ))}
               {this.props.activeAttributeFilters.map((filter,index) => (
                 <Chip 
                   size="medium"                
@@ -224,6 +307,7 @@ class ProductList extends Component {
                   clickable
                 />
               ))}
+
             </Box>
 
             <Box sx={{ 
@@ -323,13 +407,8 @@ class ProductList extends Component {
                 display: { xs: 'block', sm: 'none' },
                 ml: 1
               }}>
-                <Typography variant="body2" color="text.secondary" sx={{ fontSize: '0.75rem' }}>
+                <Typography variant="body2" color="text.secondary" sx={{ fontSize: '0.75rem', whiteSpace: 'nowrap' }}>
-                  {
+                  {this.getProductCountText()}
-                    this.props.totalProductCount==this.props.products.length && this.props.totalProductCount>0 ?
-                    `${this.props.totalProductCount} Produkte`
-                    :
-                    `${this.props.products.length} von ${this.props.totalProductCount} Produkte`
-                  }
                 </Typography>
               </Box>
             </Box>
@@ -352,18 +431,14 @@ class ProductList extends Component {
                 {/*this.props.dataType == 'category' && (<>Kategorie: {this.props.dataParam}</>)}*/}
                 {this.props.dataType == 'search' && (<>Suchergebnisse für: "{this.props.dataParam}"</>)}
           </Typography>
-          <Typography variant="body2" color="text.secondary">
+          <Typography variant="body2" color="text.secondary" sx={{ whiteSpace: 'nowrap' }}>
-                {
+                {this.getProductCountText()}
-                  this.props.totalProductCount==this.props.products.length && this.props.totalProductCount>0 ?
-                `${this.props.totalProductCount} Produkte`
-                :
-                `${this.props.products.length} von ${this.props.totalProductCount} Produkte`
-                }
           </Typography>
         </Stack>
         </Box>
 
         <Grid container spacing={{ xs: 0, sm: 2 }}>
+          {this.renderNoProductsMessage()}
           {products.map((product, index) => (
             <Grid 
               key={product.id}

src/components/profile/CartTab.js

@@ -51,6 +51,9 @@ class CartTab extends Component {
       showStripePayment: false,
       StripeComponent: null,
       isLoadingStripe: false,
+      showMolliePayment: false,
+      MollieComponent: null,
+      isLoadingMollie: false,
       showPaymentConfirmation: false,
       orderCompleted: false,
       originalCartItems: []
@@ -116,7 +119,7 @@ class CartTab extends Component {
           // Determine payment method - respect constraints
           let prefillPaymentMethod = template.payment_method || "wire";
           const paymentMethodMap = {
-            "credit_card": "stripe",
+            "credit_card": "mollie",//stripe
             "bank_transfer": "wire",
             "cash_on_delivery": "onDelivery",
             "cash": "cash"
@@ -319,6 +322,27 @@ class CartTab extends Component {
     }
   };
 
+  loadMollieComponent = async () => {
+    this.setState({ isLoadingMollie: true });
+    
+    try {
+      const { default: Mollie } = await import("../Mollie.js");
+      this.setState({
+        MollieComponent: Mollie,
+        showMolliePayment: true,
+        isCompletingOrder: false,
+        isLoadingMollie: false,
+      });
+    } catch (error) {
+      console.error("Failed to load Mollie component:", error);
+      this.setState({
+        isCompletingOrder: false,
+        isLoadingMollie: false,
+        completionError: "Failed to load payment component. Please try again.",
+      });
+    }
+  };
+
   handleCompleteOrder = () => {
     this.setState({ completionError: null }); // Clear previous errors
 
@@ -363,6 +387,25 @@ class CartTab extends Component {
       this.orderService.createStripeIntent(totalAmount, this.loadStripeComponent);
       return;
     }
+    // Handle Mollie payment differently
+    if (paymentMethod === "mollie") {
+      // Store the cart items used for Mollie payment in sessionStorage for later reference
+      try {
+        sessionStorage.setItem('molliePaymentCart', JSON.stringify(cartItems));
+      } catch (error) {
+        console.error("Failed to store Mollie payment cart:", error);
+      }
+      
+      // Calculate total amount for Mollie
+      const subtotal = cartItems.reduce(
+        (total, item) => total + item.price * item.quantity,
+        0
+      );
+      const totalAmount = Math.round((subtotal + deliveryCost) * 100); // Convert to cents
+      
+      this.orderService.createMollieIntent(totalAmount, this.loadMollieComponent);
+      return;
+    }
 
     // Handle regular orders
     const orderData = {
@@ -398,6 +441,9 @@ class CartTab extends Component {
       showStripePayment,
       StripeComponent,
       isLoadingStripe,
+      showMolliePayment,
+      MollieComponent,
+      isLoadingMollie,
       showPaymentConfirmation,
       orderCompleted,
     } = this.state;
@@ -434,7 +480,7 @@ class CartTab extends Component {
           <CartDropdown 
             cartItems={cartItems} 
             socket={this.context.socket}
-            showDetailedSummary={showStripePayment}
+            showDetailedSummary={showStripePayment || showMolliePayment}
             deliveryMethod={deliveryMethod}
             deliveryCost={deliveryCost}
           />
@@ -442,7 +488,7 @@ class CartTab extends Component {
 
         {cartItems.length > 0 && (
           <Box sx={{ mt: 3 }}>
-            {isLoadingStripe ? (
+            {isLoadingStripe || isLoadingMollie ? (
               <Box sx={{ textAlign: 'center', py: 4 }}>
                 <Typography variant="body1">
                   Zahlungskomponente wird geladen...
@@ -468,6 +514,26 @@ class CartTab extends Component {
                 </Box>
                 <StripeComponent clientSecret={stripeClientSecret} />
               </>
+            ) : showMolliePayment && MollieComponent ? (
+              <>
+                <Box sx={{ mb: 2 }}>
+                  <Button
+                    variant="outlined"
+                    onClick={() => this.setState({ showMolliePayment: false })}
+                    sx={{ 
+                      color: '#2e7d32', 
+                      borderColor: '#2e7d32',
+                      '&:hover': {
+                        backgroundColor: 'rgba(46, 125, 50, 0.04)',
+                        borderColor: '#1b5e20'
+                      }
+                    }}
+                  >
+                    ← Zurück zur Bestellung
+                  </Button>
+                </Box>
+                <MollieComponent />
+              </>
             ) : (
               <CheckoutForm
                 paymentMethod={paymentMethod}

src/components/profile/OrderProcessingService.js

@@ -270,6 +270,10 @@ class OrderProcessingService {
       });
     }
   }
+  // Create Mollie payment intent
+  createMollieIntent(totalAmount, loadMollieComponent) {
+    loadMollieComponent();
+  }
 
   // Calculate delivery cost
   getDeliveryCost() {

src/components/profile/PaymentMethodSelector.js

@@ -24,7 +24,7 @@ const PaymentMethodSelector = ({ paymentMethod, onChange, deliveryMethod, onDeli
   // Handle delivery method changes - auto-switch to stripe when DHL/DPD is selected
   useEffect(() => {
     if ((deliveryMethod === "DHL" || deliveryMethod === "DPD") && paymentMethod === "cash") {
-      handlePaymentMethodChange({ target: { value: "stripe" } });
+      handlePaymentMethodChange({ target: { value: "mollie" } });
     }
   }, [deliveryMethod, paymentMethod, handlePaymentMethodChange]);
 
@@ -42,8 +42,22 @@ const PaymentMethodSelector = ({ paymentMethod, onChange, deliveryMethod, onDeli
       description: "Bezahlen Sie per Banküberweisung",
       disabled: totalAmount === 0,
     },
-    {
+    /*{
       id: "stripe",
+      name: "Karte oder Sofortüberweisung (Stripe)",
+      description: totalAmount < 0.50 && totalAmount > 0 
+        ? "Bezahlen Sie per Karte oder Sofortüberweisung (Mindestbetrag: 0,50 €)"
+        : "Bezahlen Sie per Karte oder Sofortüberweisung",
+      disabled: totalAmount < 0.50 || (deliveryMethod !== "DHL" && deliveryMethod !== "DPD" && deliveryMethod !== "Abholung"),
+      icons: [
+        "/assets/images/giropay.png",
+        "/assets/images/maestro.png",
+        "/assets/images/mastercard.png",
+        "/assets/images/visa_electron.png",
+      ],
+    },*/
+    {
+      id: "mollie",
       name: "Karte oder Sofortüberweisung",
       description: totalAmount < 0.50 && totalAmount > 0 
         ? "Bezahlen Sie per Karte oder Sofortüberweisung (Mindestbetrag: 0,50 €)"

src/config.js

@@ -3,6 +3,7 @@ const config = {
   apiBaseUrl: "",
   googleClientId: "928121624463-jbgfdlgem22scs1k9c87ucg4ffvaik6o.apps.googleusercontent.com",
   stripePublishableKey: "pk_test_51R7lltRtpe3h1vwJzIrDb5bcEigTLBHrtqj9SiPX7FOEATSuD6oJmKc8xpNp49ShpGJZb2GShHIUqj4zlSIz4olj00ipOuOAnu",
+  mollieProfileKey: "pfl_AtcRTimCff",
   
   // SEO and Business Information
   siteName: "Growheads.de",

src/pages/Sitemap.js

@@ -33,10 +33,42 @@ const collectAllCategories = (categoryNode, categories = [], level = 0) => {
   return categories;
 };
 
+// Check for cached data - handle both browser and prerender environments
+const getProductCache = () => {
+  if (typeof window !== "undefined" && window.productCache) {
+    return window.productCache;
+  }
+  if (
+    typeof global !== "undefined" &&
+    global.window &&
+    global.window.productCache
+  ) {
+    return global.window.productCache;
+  }
+  return null;
+};
+
+// Initialize categories from cache if available (for prerendering)
+const initializeCategories = () => {
+  const productCache = getProductCache();
+
+  if (productCache && productCache["categoryTree_209"]) {
+    const cached = productCache["categoryTree_209"];
+    const cacheAge = Date.now() - cached.timestamp;
+    const tenMinutes = 10 * 60 * 1000;
+    if (cacheAge < tenMinutes && cached.categoryTree) {
+      return collectAllCategories(cached.categoryTree);
+    }
+  }
+  return [];
+};
+
 const Sitemap = () => {
-  const [categories, setCategories] = useState([]);
+  // Initialize categories and loading state together
-  const [loading, setLoading] = useState(true);
+  const initialCategories = initializeCategories();
-  const {socket} = useContext(SocketContext);
+  const [categories, setCategories] = useState(initialCategories);
+  const [loading, setLoading] = useState(initialCategories.length === 0);
+  const context = useContext(SocketContext);
 
 
   const sitemapLinks = [
@@ -53,8 +85,14 @@ const Sitemap = () => {
 
   useEffect(() => {
     const fetchCategories = () => {
-      // Try cache first
+      // If we already have categories from prerendering, we're done
-      if (window.productCache && window.productCache['categoryTree_209']) {
+      if (categories.length > 0) {
+        setLoading(false);
+        return;
+      }
+
+      // Try cache first (for browser environment)
+      if (typeof window !== "undefined" && window.productCache && window.productCache['categoryTree_209']) {
         const cached = window.productCache['categoryTree_209'];
         const cacheAge = Date.now() - cached.timestamp;
         const tenMinutes = 10 * 60 * 1000;
@@ -66,9 +104,9 @@ const Sitemap = () => {
         }
       }
 
-      // Otherwise, fetch from socket if available
+      // Otherwise, fetch from socket if available (only in browser)
-      if (socket) {
+      if (context && context.socket && context.socket.connected && typeof window !== "undefined") {
-        socket.emit('categoryList', { categoryId: 209 }, (response) => {
+        context.socket.emit('categoryList', { categoryId: 209 }, (response) => {
           if (response && response.categoryTree) {
             // Store in cache
             try {
@@ -95,7 +133,7 @@ const Sitemap = () => {
     };
 
     fetchCategories();
-  }, [socket]);
+  }, [context, categories.length]);
 
   const content = (
     <>