refactor: implement CategoryService for category data management and update caching logic in prerender and renderer components

prerender.cjs

@@ -19,6 +19,24 @@ global.Blob = class MockBlob {
   }
 };
 
+class CategoryService {
+  constructor() {
+    this.get = this.get.bind(this);
+  }
+
+  getSync(categoryId, language = "de") {
+    const cacheKey = `${categoryId}_${language}`;
+    return null;
+  }
+  
+  async get(categoryId, language = "de") {
+    const cacheKey = `${categoryId}_${language}`;
+    return null;
+  }
+}
+global.window.categoryService = new CategoryService();
+
+
 // Import modules
 const fs = require("fs");
 const path = require("path");
@@ -350,14 +368,14 @@ const renderProductsInParallel = async (allProductsArray, maxWorkers, totalProdu
 
 const renderApp = async (categoryData, socket) => {
   if (categoryData) {
-    global.window.productCache = {
-      categoryTree_209: { categoryTree: categoryData, timestamp: Date.now() },
+    global.window.categoryCache = {
+      "209_de": categoryData,
     };
     // @note Make cache available to components during rendering
-    global.productCache = global.window.productCache;
+    global.categoryCache = global.window.categoryCache;
   } else {
-    global.window.productCache = {};
-    global.productCache = {};
+    global.window.categoryCache = {};
+    global.categoryCache = {};
   }
 
   // Helper to call renderPage with config

prerender/renderer.cjs

@@ -173,18 +173,18 @@ const renderPage = (
 
   // @note Create script to populate window.productCache with ONLY the static category tree
   let productCacheScript = '';
-  if (typeof global !== "undefined" && global.window && global.window.productCache) {
+  if (typeof global !== "undefined" && global.window && global.window.categoryCache) {
     // Only include the static categoryTree_209, not any dynamic data that gets added during rendering
     const staticCache = {};
-    if (global.window.productCache.categoryTree_209) {
-      staticCache.categoryTree_209 = global.window.productCache.categoryTree_209;
+    if (global.window.categoryCache["209_de"]) {
+      staticCache["209_de"] = global.window.categoryCache["209_de"];
     }
     
     const staticCacheData = JSON.stringify(staticCache);
     productCacheScript = `
     <script>
-      // Populate window.productCache with static category tree only
-      window.productCache = ${staticCacheData};
+      // Populate window.categoryCache with static category tree only
+      window.categoryCache = ${staticCacheData};
     </script>
     `;
   }

src/components/Footer.js

@@ -300,6 +300,7 @@ class Footer extends Component {
                     alt="Google Reviews" 
                     sx={{ 
                       height: { xs: 50, md: 60 }, 
+                      width: { xs: 105, md: 126 },
                       cursor: 'pointer',
                       transition: 'all 2s ease',
                       '&:hover': {
@@ -329,6 +330,7 @@ class Footer extends Component {
                     alt="Google Maps" 
                     sx={{ 
                       height: { xs: 40, md: 50 }, 
+                      width: { xs: 38, md: 49 },
                       cursor: 'pointer',
                       transition: 'all 2s ease',
                       filter: 'drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3))',