fix: handle addressLoader as both function and Observable

- Add type checking to handle addressLoader as either function or Observable
- Fix TypeError: addressLoader is not a function error
- Add debugging logs to understand addressLoader type at runtime
- Support both function and Observable patterns for addressLoader usage

.cursor/rules/applesauce.mdc

@@ -0,0 +1,5 @@
+---
+alwaysApply: true
+---
+
+If you can use an applesauce-module for something, use applesauce. https://hzrd149.github.io/applesauce/typedoc/modules.html

src/components/Bookmarks.tsx

@@ -73,41 +73,76 @@ const Bookmarks: React.FC<BookmarksProps> = ({ addressLoader, onLogout }) => {
       console.log('Fetching bookmarks for pubkey:', activeAccount.pubkey)
       console.log('Starting bookmark fetch for:', activeAccount.pubkey.slice(0, 8) + '...')
       
+      // Debug the addressLoader
+      console.log('addressLoader in fetchBookmarks:', addressLoader)
+      console.log('addressLoader type in fetchBookmarks:', typeof addressLoader)
+      console.log('addressLoader is function:', typeof addressLoader === 'function')
+      
       // Use applesauce address loader to fetch bookmark lists (kind 10003)
       // This is the proper way according to NIP-51 and applesauce documentation
       const bookmarkList: Bookmark[] = []
       
-      // Use address loader with relay group for optimal performance
-      // This follows applesauce-relay documentation for relay groups
-      const subscription = addressLoader({
-        kind: 10003, // Bookmark list according to NIP-51
-        pubkey: activeAccount.pubkey,
-        // Relay group automatically handles multiple relays and deduplication
-        // No need to specify individual relays - the group manages this
-      }).subscribe({
-        next: (event: NostrEvent) => {
-          console.log('Received bookmark event:', event)
-          const bookmarkData = parseBookmarkEvent(event)
-          if (bookmarkData) {
-            bookmarkList.push(bookmarkData)
-            console.log('Parsed bookmark:', bookmarkData)
+      // Set timeout to prevent hanging
+      let subscription: { unsubscribe: () => void } | null = null
+      
+      // Check if addressLoader is a function or an Observable
+      if (typeof addressLoader === 'function') {
+        // Use address loader with relay group for optimal performance
+        // This follows applesauce-relay documentation for relay groups
+        subscription = addressLoader({
+          kind: 10003, // Bookmark list according to NIP-51
+          pubkey: activeAccount.pubkey,
+          // Relay group automatically handles multiple relays and deduplication
+          // No need to specify individual relays - the group manages this
+        }).subscribe({
+          next: (event: NostrEvent) => {
+            console.log('Received bookmark event:', event)
+            const bookmarkData = parseBookmarkEvent(event)
+            if (bookmarkData) {
+              bookmarkList.push(bookmarkData)
+              console.log('Parsed bookmark:', bookmarkData)
+            }
+          },
+          error: (error: unknown) => {
+            console.error('Error fetching bookmarks:', error)
+            setLoading(false)
+          },
+          complete: () => {
+            console.log('Bookmark fetch complete. Found:', bookmarkList.length, 'bookmarks')
+            setBookmarks(bookmarkList)
+            setLoading(false)
           }
-        },
-        error: (error: unknown) => {
-          console.error('Error fetching bookmarks:', error)
-          setLoading(false)
-        },
-        complete: () => {
-          console.log('Bookmark fetch complete. Found:', bookmarkList.length, 'bookmarks')
-          setBookmarks(bookmarkList)
-          setLoading(false)
-        }
-      })
-
+        })
+      } else {
+        // If addressLoader is an Observable, subscribe to it directly
+        console.log('addressLoader is an Observable, subscribing directly')
+        subscription = addressLoader.subscribe({
+          next: (event: NostrEvent) => {
+            console.log('Received bookmark event:', event)
+            const bookmarkData = parseBookmarkEvent(event)
+            if (bookmarkData) {
+              bookmarkList.push(bookmarkData)
+              console.log('Parsed bookmark:', bookmarkData)
+            }
+          },
+          error: (error: unknown) => {
+            console.error('Error fetching bookmarks:', error)
+            setLoading(false)
+          },
+          complete: () => {
+            console.log('Bookmark fetch complete. Found:', bookmarkList.length, 'bookmarks')
+            setBookmarks(bookmarkList)
+            setLoading(false)
+          }
+        })
+      }
+      
       // Set timeout to prevent hanging
       setTimeout(() => {
         console.log('Bookmark fetch timeout. Found:', bookmarkList.length, 'bookmarks')
-        subscription.unsubscribe()
+        if (subscription) {
+          subscription.unsubscribe()
+        }
         if (bookmarkList.length === 0) {
           setBookmarks([])
           setLoading(false)