fix(catalog): fix supplier products and remove old offers page

- Fix computed products to read from offer directly instead of offer.lines
- Remove obsolete offers/[uuid].vue (replaced by new flow)

app/pages/catalog/suppliers/[supplierId]/index.vue

@@ -127,15 +127,13 @@ const mapItems = computed(() => {
 const products = computed(() => {
   const productsMap = new Map<string, { uuid: string; name: string; locationUuid?: string }>()
   offers.value.forEach(offer => {
-    offer.lines?.forEach((line: any) => {
-      if (line?.productUuid && line?.productName && !productsMap.has(line.productUuid)) {
-        productsMap.set(line.productUuid, {
-          uuid: line.productUuid,
-          name: line.productName,
-          locationUuid: offer.locationUuid
-        })
-      }
-    })
+    if (offer.productUuid && offer.productName && !productsMap.has(offer.productUuid)) {
+      productsMap.set(offer.productUuid, {
+        uuid: offer.productUuid,
+        name: offer.productName,
+        locationUuid: offer.locationUuid
+      })
+    }
   })
   return Array.from(productsMap.values())
 })