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/api/admin/product/[id]/route.ts

@@ -33,8 +33,6 @@ export async function PATCH(
       return Response.json({ error: 'Unauthorized' }, { status: 401 });
     }
 
-    console.log('[api/admin/product] PATCH product', productId);
-
     // 1. Update product fields
     const patchRes = await fetch(`${API_BASE}/api/products/${productId}`, {
       method: 'PATCH',
@@ -55,8 +53,6 @@ export async function PATCH(
       return Response.json({ error: `Kunde inte uppdatera produkt: ${text}` }, { status: patchRes.status });
     }
 
-    console.log('[api/admin/product] PATCH OK');
-
     // 2. Update tags
     const tagsRes = await fetch(`${API_BASE}/api/products/${productId}/tags`, {
       method: 'PUT',
@@ -70,8 +66,6 @@ export async function PATCH(
       return Response.json({ error: `Kunde inte uppdatera taggar: ${text}` }, { status: tagsRes.status });
     }
 
-    console.log('[api/admin/product] tags PUT OK');
-
     // 3. Return the complete updated product
     const fullRes = await fetch(`${API_BASE}/api/products/${productId}`, {
       headers: authHeaders,
@@ -82,7 +76,6 @@ export async function PATCH(
     }
 
     const product = await fullRes.json();
-    console.log('[api/admin/product] returning full product id:', product?.id);
     return Response.json(product);
   } catch (err) {
     console.error('[api/admin/product] PATCH error:', err);
@@ -108,8 +101,6 @@ export async function DELETE(
       return Response.json({ error: 'Unauthorized' }, { status: 401 });
     }
 
-    console.log('[api/admin/product] DELETE product', productId);
-
     const res = await fetch(`${API_BASE}/api/products/${productId}`, {
       method: 'DELETE',
       headers: authHeaders,
@@ -121,7 +112,6 @@ export async function DELETE(
       return Response.json({ error: `Kunde inte ta bort produkt: ${text}` }, { status: res.status });
     }
 
-    console.log('[api/admin/product] DELETE OK');
     return new Response(null, { status: 204 });
   } catch (err) {
     console.error('[api/admin/product] DELETE error:', err);