debug: add log to verify post-processing adds loading class

- Log when loading class is added to profile links during post-processing
- Will help verify the shimmer is being applied correctly

src/hooks/useProfileLabels.ts

@@ -241,13 +241,8 @@ export function useProfileLabels(
       }
     })
     
-    // Set fallback labels for profiles that weren't found
-    profileData.forEach(({ pubkey }) => {
-      if (!labels.has(pubkey)) {
-        const fallback = getNpubFallbackDisplay(pubkey)
-        labels.set(pubkey, fallback)
-      }
-    })
+    // Don't set fallback labels in the Map - we'll use fallback directly when rendering
+    // This allows us to distinguish between "no label yet" (use fallback) vs "resolved label" (use Map value)
     
     setProfileLabels(new Map(labels))
     setProfileLoading(new Map(loading))

src/utils/nostrUriResolver.tsx

@@ -339,12 +339,14 @@ export function replaceNostrUrisInMarkdownWithProfileLabels(
         const pubkey = decoded.type === 'npub' ? decoded.data : decoded.data.pubkey
         
         // Check if we have a resolved profile name using pubkey as key
-        if (profileLabels.has(pubkey)) {
+        // Only use Map value if profile is not loading (meaning it's actually resolved)
+        const isLoading = profileLoading.get(pubkey)
+        if (!isLoading && profileLabels.has(pubkey)) {
           const displayName = profileLabels.get(pubkey)!
           return `[${displayName}](${link})`
         }
         
-        // If no resolved label yet, use fallback (will show loading via post-processing)
+        // If loading or no resolved label yet, use fallback (will show loading via post-processing)
         const label = getNostrUriLabel(encoded)
         return `[${label}](${link})`
       }
@@ -381,7 +383,9 @@ export function addLoadingClassToProfileLinks(
       const pubkey = decoded.data
       
       // Check if this profile is loading
-      if (profileLoading.get(pubkey) === true) {
+      const isLoading = profileLoading.get(pubkey)
+      if (isLoading === true) {
+        console.log(`[profile-loading-debug][post-process] Adding loading class to link for ${pubkey.slice(0, 16)}...`)
         // Add profile-loading class if not already present
         if (!match.includes('profile-loading')) {
           // Insert class before the closing >