debug: add logging for event ID requests

- Log how many note IDs and coordinates we're requesting
- Log how many unique event IDs are passed to EventLoader
- Track if all bookmarks are being requested for hydration

src/services/bookmarkController.ts

@@ -135,6 +135,8 @@ class BookmarkController {
       return
     }
     
+    console.log(`📡 hydrateByIds: requesting ${unique.length} events from EventLoader`)
+    
     // Convert IDs to EventPointers
     const pointers: EventPointer[] = unique.map(id => ({ id }))
     
@@ -265,6 +267,8 @@ class BookmarkController {
         }
       })
       
+      console.log(`📋 Requesting hydration for: ${noteIds.length} note IDs, ${coordinates.length} coordinates`)
+      
       // Helper to build and emit bookmarks
       const emitBookmarks = (idToEvent: Map<string, NostrEvent>) => {
         const allBookmarks = dedupeBookmarksById([