feat: Implement category and product filtering in UI, add category exclusion, and refine product synchronization with active status and improved rowversion

src/server/routes/images.js

@@ -30,7 +30,9 @@ export function registerImages(app, cacheDir) {
             }
         }, (err) => {
             if (err) {
-                console.error(`❌ Error serving image ${resolvedPath}:`, err);
+                if (err.code !== 'ENOENT') {
+                    console.error(`❌ Error serving image ${resolvedPath}:`, err);
+                }
                 if (!res.headersSent) {
                     res.status(404).send('Image not found');
                 }

src/syncers/category-products-syncer.js

@@ -113,10 +113,17 @@ class CategoryProductsSyncer extends EventEmitter {
                     JOIN tArtikelBeschreibung ab ON ka.kArtikel = ab.kArtikel
                     JOIN tArtikel a ON ka.kArtikel = a.kArtikel
                     WHERE ab.kSprache = ${process.env.JTL_SPRACHE_ID}
+                      AND a.cAktiv = 'Y'
                       AND ab.kPlattform = ${process.env.JTL_PLATTFORM_ID}
                       AND ab.kShop = ${process.env.JTL_SHOP_ID}
                       AND ka.kKategorie IN (${list})
-                    ORDER BY (CASE WHEN a.bRowversion > ab.bRowversion THEN a.bRowversion ELSE ab.bRowversion END) DESC
+                    ORDER BY (
+                        CASE 
+                            WHEN a.bRowversion >= ab.bRowversion AND a.bRowversion >= ka.bRowversion THEN a.bRowversion 
+                            WHEN ab.bRowversion >= a.bRowversion AND ab.bRowversion >= ka.bRowversion THEN ab.bRowversion 
+                            ELSE ka.bRowversion 
+                        END
+                    ) DESC
                 `);
 
                 // Collect all kArtikel IDs to fetch images

src/syncers/category-syncer.js

@@ -88,6 +88,7 @@ class CategorySyncer extends EventEmitter {
             const categoriesResult = await pool.request().query(`
                 SELECT kKategorie, kOberKategorie, nSort 
                 FROM tkategorie 
+                ORDER BY nSort, kKategorie
             `);
 
             // Fetch names
@@ -201,8 +202,19 @@ class CategorySyncer extends EventEmitter {
 
         const rootNodes = [];
 
+        // Parse excluded IDs
+        const excludedIds = new Set(
+            (process.env.EXCLUDE_CATEGORY_IDS || '')
+                .split(',')
+                .map(id => parseInt(id.trim()))
+                .filter(id => !isNaN(id))
+        );
+
         // Build hierarchy
         categories.forEach(cat => {
+            // Skip if excluded
+            if (excludedIds.has(cat.kKategorie)) return;
+
             const node = categoryMap.get(cat.kKategorie);
             if (cat.kOberKategorie === 0) {
                 rootNodes.push(node);
@@ -221,18 +233,22 @@ class CategorySyncer extends EventEmitter {
         let resultNodes = rootNodes;
 
         if (rootId && applyRootFilter) {
-            const specificRoot = categoryMap.get(rootId);
-            // Return the children of the specified root, not the root itself
-            resultNodes = specificRoot ? specificRoot.children : [];
+            if (excludedIds.has(rootId)) {
+                resultNodes = [];
+            } else {
+                const specificRoot = categoryMap.get(rootId);
+                // Return the children of the specified root, not the root itself
+                resultNodes = specificRoot ? specificRoot.children : [];
+            }
         }
 
         // Sort children and remove nSort
         for (const node of categoryMap.values()) {
-            node.children.sort((a, b) => a.nSort - b.nSort);
+            node.children.sort((a, b) => a.nSort - b.nSort || a.kKategorie - b.kKategorie);
         }
 
         // Sort root nodes if returning multiple
-        resultNodes.sort((a, b) => a.nSort - b.nSort);
+        resultNodes.sort((a, b) => a.nSort - b.nSort || a.kKategorie - b.kKategorie);
 
         // Remove nSort property from all nodes
         for (const node of categoryMap.values()) {