feat(api): implement bulk categorization and suggestion endpoints with authentication

refactor(actions): remove unused imports and console logs from product actions
refactor(EditProductForm): update category suggestion logic to use new API endpoint

frontend/app/admin/products/AdminProductList.tsx

@@ -3,7 +3,7 @@
 import { useState, useMemo, useEffect, useTransition, useCallback } from 'react';
 import type { Product, Category } from '../../../features/inventory/types';
 import EditProductForm from './EditProductForm';
-import { bulkSetCategory, suggestBulkCategories } from './actions';
+import { bulkSetCategory } from './actions';
 
 type CategoryNode = Category & { children: CategoryNode[] };
 
@@ -54,15 +54,12 @@ export default function AdminProductList() {
   const [aiApplying, setAiApplying] = useState(false);
 
   const refetchProducts = useCallback(() => {
-    console.log('[AdminProductList] refetchProducts: starting fetch /api/products');
     fetch('/api/products')
       .then(async (r) => {
-        console.log('[AdminProductList] refetchProducts: HTTP', r.status);
         if (!r.ok) throw new Error(`HTTP ${r.status}`);
         return r.json();
       })
       .then((data) => {
-        console.log('[AdminProductList] refetchProducts: got', Array.isArray(data) ? data.length : 'non-array', 'products');
         if (Array.isArray(data)) setProducts(data);
       })
       .catch((e) => console.error('[AdminProductList] refetchProducts error:', e))
@@ -157,9 +154,11 @@ export default function AdminProductList() {
     setAiError(null);
     setAiSuggestions(null);
     try {
-      const results = await suggestBulkCategories();
-      setAiSuggestions(results);
-      setAiApproved(new Set(results.map((r) => r.productId)));
+      const res = await fetch('/api/admin/bulk-categorize', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({}) });
+      const data = await res.json();
+      if (!res.ok) throw new Error(data?.error ?? 'AI-kategorisering misslyckades');
+      setAiSuggestions(data);
+      setAiApproved(new Set(data.map((r: AiSuggestion) => r.productId)));
     } catch (err) {
       setAiError(err instanceof Error ? err.message : 'AI-kategorisering misslyckades');
     } finally {

frontend/app/admin/products/EditProductForm.tsx

@@ -2,7 +2,6 @@
 
 import { useState, useEffect } from 'react';
 import type { Product } from '../../../features/inventory/types';
-import { suggestProductCategory } from './actions';
 
 type CategoryNode = {
   id: number;
@@ -84,8 +83,10 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
     setAiError(null);
     setAiSuggestion(null);
     try {
-      const result = await suggestProductCategory(product.id);
-      setAiSuggestion(result);
+      const res = await fetch(`/api/admin/suggest-category/${product.id}`);
+      const data = await res.json();
+      if (!res.ok) throw new Error(data?.error ?? 'AI-kategorisering misslyckades');
+      setAiSuggestion(data);
     } catch (err) {
       setAiError(err instanceof Error ? err.message : 'AI-kategorisering misslyckades');
     } finally {
@@ -97,7 +98,6 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
     e.preventDefault();
     const formData = new FormData(e.currentTarget);
     const rawTags = tagInput.split(',').map((t) => t.trim().toLowerCase()).filter(Boolean);
-    console.log('[EditProductForm] handleSubmit: PATCH /api/admin/product/', product.id);
     setIsPending(true);
     setError(null);
     setSuccess(false);
@@ -116,7 +116,6 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
         }),
       });
       const data = await res.json();
-      console.log('[EditProductForm] handleSubmit: HTTP', res.status, data);
       if (!res.ok) {
         setError(data?.error ?? 'Okänt fel');
         return;
@@ -125,7 +124,6 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
       setIsOpen(false);
       onSaved(data as Product);
     } catch (err) {
-      console.error('[EditProductForm] handleSubmit error:', err);
       setError(err instanceof Error ? err.message : 'Okänt fel');
     } finally {
       setIsPending(false);
@@ -137,7 +135,6 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
     setError(null);
     setSuccess(false);
     setIsPending(true);
-    console.log('[EditProductForm] handleDelete: DELETE /api/admin/product/', product.id);
     try {
       const res = await fetch(`/api/admin/product/${product.id}`, { method: 'DELETE' });
       console.log('[EditProductForm] handleDelete: HTTP', res.status);
@@ -148,7 +145,6 @@ export default function EditProductForm({ product, onSaved, onDeleted }: Props)
       }
       onDeleted(product.id);
     } catch (err) {
-      console.error('[EditProductForm] handleDelete error:', err);
       setError(err instanceof Error ? err.message : 'Okänt fel');
     } finally {
       setIsPending(false);

frontend/app/admin/products/actions.ts

@@ -61,7 +61,6 @@ export async function setProductTags(productId: number, tags: string[]) {
 
 export async function updateProductWithTags(formData: FormData, tags: string[]) {
   const id = Number(formData.get('id'));
-  console.log('[actions:updateProductWithTags] called for product id:', id, 'tags:', tags);
   const name = String(formData.get('name') || '').trim();
   const canonicalName = String(formData.get('canonicalName') || '').trim();
   const category = String(formData.get('category') || '').trim();
@@ -78,7 +77,6 @@ export async function updateProductWithTags(formData: FormData, tags: string[])
   if (brand.length > 100) throw new Error('Varumärke får inte vara längre än 100 tecken.');
 
   const authHeaders = await getAuthHeaders();
-  console.log('[actions:updateProductWithTags] auth headers present:', !!authHeaders.Authorization);
   const res = await fetch(`${API_BASE}/api/products/${id}`, {
     method: 'PATCH',
     headers: { 'Content-Type': 'application/json', ...authHeaders },
@@ -99,7 +97,6 @@ export async function updateProductWithTags(formData: FormData, tags: string[])
   }
 
   const updatedProduct = await res.json();
-  console.log('[actions:updateProductWithTags] PATCH OK, product id:', (updatedProduct as any)?.id);
 
   const tagsRes = await fetch(`${API_BASE}/api/products/${id}/tags`, {
     method: 'PUT',
@@ -113,16 +110,13 @@ export async function updateProductWithTags(formData: FormData, tags: string[])
     throw new Error(`Kunde inte uppdatera taggar: ${text}`);
   }
 
-  console.log('[actions:updateProductWithTags] tags PUT OK, fetching full product...');
-  // Fetch the complete product (includes tags, categoryRef) after both updates
+  // Fetch the complete product
   const fullRes = await fetch(`${API_BASE}/api/products/${id}`, {
     headers: authHeaders,
     cache: 'no-store',
   });
-  console.log('[actions:updateProductWithTags] full product fetch HTTP', fullRes.status);
   if (!fullRes.ok) return updatedProduct;
   const result = await fullRes.json();
-  console.log('[actions:updateProductWithTags] returning full product id:', (result as any)?.id);
   return result;
 }