Fix catalog map navigation and hover interactions

- Add @select handler to hubs/index.vue and suppliers/index.vue
  for map click navigation
- Add hoveredId props to final pages for point highlighting
  on card hover
- Add "Выберите источник" hint on final pages with sources

app/pages/catalog/hubs/index.vue

@@ -8,6 +8,7 @@
     map-id="hubs-map"
     point-color="#10b981"
     :total-count="total"
+    @select="onSelectHub"
   >
     <template #searchBar="{ displayedCount, totalCount }">
       <CatalogSearchBar
@@ -85,6 +86,7 @@ definePageMeta({
 })
 
 const { t } = useI18n()
+const localePath = useLocalePath()
 
 const {
   items,
@@ -163,6 +165,11 @@ const onSearch = () => {
   // TODO: Implement search by hub name
 }
 
+// Handle hub selection from map
+const onSelectHub = (hub: any) => {
+  navigateTo(localePath(`/catalog/hubs/${hub.uuid}`))
+}
+
 await init()
 
 useHead(() => ({