fix

oauth/.env.production

@@ -21,4 +21,4 @@ VITE_AI_PROVIDER=ollama
 VITE_AI_MODEL=gemma3:4b
 VITE_AI_HOST=https://ollama.syui.ai
 VITE_AI_SYSTEM_PROMPT="You are a helpful AI assistant trained on this blog's content. You can answer questions about the articles, provide insights, and help users understand the topics discussed."
-VITE_AI_DID=did:plc:uqzpqmrjnptsxezjx4xuh2mn
+VITE_AI_DID=did:plc:4hqjfn7m6n5hno3doamuhgef

oauth/src/components/AIChat.tsx

@@ -28,12 +28,18 @@ export const AIChat: React.FC<AIChatProps> = ({ user, isEnabled }) => {
   // Fetch AI profile on load
   useEffect(() => {
     const fetchAIProfile = async () => {
-      if (!aiConfig.aiDid) return;
+      if (!aiConfig.aiDid) {
+        console.log('No AI DID configured');
+        return;
+      }
       
       try {
+        // Try with agent first
         const agent = atprotoOAuthService.getAgent();
         if (agent) {
+          console.log('Fetching AI profile with agent for DID:', aiConfig.aiDid);
           const profile = await agent.getProfile({ actor: aiConfig.aiDid });
+          console.log('AI profile fetched successfully:', profile.data);
           setAiProfile({
             did: aiConfig.aiDid,
             handle: profile.data.handle || 'ai-assistant',
@@ -41,9 +47,26 @@ export const AIChat: React.FC<AIChatProps> = ({ user, isEnabled }) => {
             avatar: profile.data.avatar || null,
             description: profile.data.description || null
           });
+          return;
+        }
+        
+        // Fallback to public API
+        console.log('No agent available, trying public API for AI profile');
+        const response = await fetch(`https://public.api.bsky.app/xrpc/app.bsky.actor.getProfile?actor=${encodeURIComponent(aiConfig.aiDid)}`);
+        if (response.ok) {
+          const profileData = await response.json();
+          console.log('AI profile fetched via public API:', profileData);
+          setAiProfile({
+            did: aiConfig.aiDid,
+            handle: profileData.handle || 'ai-assistant',
+            displayName: profileData.displayName || 'AI Assistant',
+            avatar: profileData.avatar || null,
+            description: profileData.description || null
+          });
+          return;
         }
       } catch (error) {
-        console.log('Failed to fetch AI profile, using defaults');
+        console.log('Failed to fetch AI profile, using defaults:', error);
         setAiProfile({
           did: aiConfig.aiDid,
           handle: 'ai-assistant',
@@ -187,6 +210,7 @@ ${chatHistoryText ? `履歴: ${chatHistoryText}` : ''}
       }
 
       // 4. Immediately dispatch event to update UI
+      console.log('Dispatching AI response with profile:', aiProfile);
       window.dispatchEvent(new CustomEvent('aiResponseReceived', {
         detail: { 
           answer: aiAnswer,