refactor: clean up npub/nprofile display implementation

- Remove all debug console.log/error statements (39+) and ts() helpers
- Eliminate redundant localStorage cache check in useProfileLabels
- Standardize fallback display format using getNpubFallbackDisplay() utility
- Update ResolvedMention to use npub format consistently

src/components/ResolvedMention.tsx

@@ -3,6 +3,7 @@ import { Link } from 'react-router-dom'
 import { useEventModel } from 'applesauce-react/hooks'
 import { Models, Helpers } from 'applesauce-core'
 import { decode, npubEncode } from 'nostr-tools/nip19'
+import { getNpubFallbackDisplay } from '../utils/nostrUriResolver'
 
 const { getPubkeyFromDecodeResult } = Helpers
 
@@ -20,7 +21,7 @@ const ResolvedMention: React.FC<ResolvedMentionProps> = ({ encoded }) => {
   }
 
   const profile = pubkey ? useEventModel(Models.ProfileModel, [pubkey]) : undefined
-  const display = profile?.name || profile?.display_name || profile?.nip05 || (pubkey ? `${pubkey.slice(0, 8)}...` : encoded)
+  const display = profile?.name || profile?.display_name || profile?.nip05 || (pubkey ? getNpubFallbackDisplay(pubkey) : encoded)
   const npub = pubkey ? npubEncode(pubkey) : undefined
 
   if (npub) {