feat(shop): add dynamic linked fees to modules

shop/lib/actions/products.ts

@@ -90,6 +90,7 @@ export async function createProduct(
       requirements: m.requirements || [],
       exclusions: m.exclusions || [],
       has_quantity: m.has_quantity ?? false,
+      linked_fee_product_id: m.linked_fee_product_id || null,
     }))
     const { error: modulesError } = await supabase
       .from('product_modules')
@@ -127,6 +128,7 @@ export async function updateProduct(id: string, product: Partial<Product>, modul
       requirements: m.requirements || [],
       exclusions: m.exclusions || [],
       has_quantity: m.has_quantity ?? false,
+      linked_fee_product_id: m.linked_fee_product_id || null,
     }))
     const { error: modulesError } = await supabase
       .from('product_modules')

shop/lib/types.ts

@@ -46,6 +46,7 @@ export type ProductModule = {
   exclusions: string[]     // UUID[] von Modulen, die nicht gleichzeitig aktiv sein dürfen
   created_at: string
   has_quantity?: boolean
+  linked_fee_product_id?: string | null
 }
 
 export type Profile = {