GT AI OS Community v2.0.33 - Add NVIDIA NIM and Nemotron agents
- Updated python_coding_microproject.csv to use NVIDIA NIM Kimi K2 - Updated kali_linux_shell_simulator.csv to use NVIDIA NIM Kimi K2 - Made more general-purpose (flexible targets, expanded tools) - Added nemotron-mini-agent.csv for fast local inference via Ollama - Added nemotron-agent.csv for advanced reasoning via Ollama - Added wiki page: Projects for NVIDIA NIMs and Nemotron
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HackWeasel
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apps/tenant-app/CONVERSATION-401-FIX-COMPLETE.md
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apps/tenant-app/CONVERSATION-401-FIX-COMPLETE.md
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# Conversation API 401 Handling - Fix Complete ✅
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## Problem Solved
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When creating a conversation or performing any conversation operation with an expired token, users would see errors in console instead of being redirected to login.
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**Original Bug:**
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```
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POST http://localhost:3002/api/v1/conversations?agent_id=... 401 (Unauthorized)
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❌ Failed to create conversation: 401 {"error":{"message":"Invalid or expired token"...}}
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```
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**No redirect happened** - user was left in broken state.
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---
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## Solution Implemented: Phase 1 (Quick Fix)
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### **Added `fetchWithAuth` Helper Function**
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**File:** `apps/tenant-app/src/app/chat/page.tsx` (lines 98-115)
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```typescript
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/**
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* Wrapper for fetch that handles 401 responses by triggering logout
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* TODO: Migrate to centralized API service layer (conversations.ts)
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*/
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async function fetchWithAuth(url: string, options: RequestInit = {}): Promise<Response> {
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const response = await fetch(url, options);
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// Handle 401 - session expired
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if (response.status === 401) {
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console.warn('Chat API: 401 detected, triggering logout');
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if (typeof window !== 'undefined') {
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const { useAuthStore } = await import('@/stores/auth-store');
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useAuthStore.getState().logout('expired');
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}
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}
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return response;
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}
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```
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---
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## All 8 Conversation Operations Fixed
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| # | Function | Line | Endpoint | Method | Status |
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|---|----------|------|----------|--------|--------|
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| 1 | `fetchConversationFiles` | 223 | `/conversations/{id}/files` | GET | ✅ Fixed |
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| 2 | File deletion | 292 | `/conversations/{id}/files/{fileId}` | DELETE | ✅ Fixed |
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| 3 | `createNewConversation` | 779 | `/conversations?agent_id=...` | POST | ✅ Fixed (YOUR BUG) |
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| 4 | `fetchLatestConversationId` | 813 | `/conversations?limit=1` | GET | ✅ Fixed |
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| 5 | `saveMessageToConversation` | 865 | `/conversations/{id}/messages` | POST | ✅ Fixed |
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| 6 | `refreshConversationTitle` | 890 | `/conversations/{id}` | GET | ✅ Fixed |
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| 7 | `updateConversationName` | 923 | `/conversations/{id}?title=...` | PUT | ✅ Fixed |
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| 8 | `loadConversation` (messages) | 950 | `/conversations/{id}/messages` | GET | ✅ Fixed |
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| 9 | `loadConversation` (details) | 988 | `/conversations/{id}` | GET | ✅ Fixed |
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**All replaced:**
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```typescript
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// Before:
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const response = await fetch(url, options);
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// After:
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const response = await fetchWithAuth(url, options);
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```
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---
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## Testing
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### **Test Case 1: Create Conversation with Expired Token**
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1. **Login** at http://localhost:3002
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2. **Go to /chat**
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3. **Open DevTools Console:**
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```javascript
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localStorage.setItem('gt2_token', 'expired_token');
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```
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4. **Send first message** (triggers conversation creation)
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5. **Expected:**
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- ✅ Console: "Chat API: 401 detected, triggering logout"
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- ✅ Redirect to `/login?session_expired=true`
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- ✅ Red banner: "Your session has expired. Please log in again."
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- ❌ NO error "Failed to create conversation: 401..."
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---
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### **Test Case 2: Load Conversation with Expired Token**
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1. **Login** and create a conversation
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2. **Note the conversation ID** in URL: `/chat?conversation={id}`
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3. **Corrupt token:**
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```javascript
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localStorage.setItem('gt2_token', 'invalid');
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```
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4. **Refresh page** or **click on conversation** in sidebar
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5. **Expected:**
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- ✅ Immediate redirect to login
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- ✅ Session expired banner
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- ❌ NO "Failed to load conversation messages"
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---
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### **Test Case 3: Save Message with Expired Token**
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1. **Have an active conversation**
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2. **Mid-chat, corrupt token:**
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```javascript
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localStorage.setItem('gt2_token', 'expired');
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```
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3. **Send another message**
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4. **Expected:**
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- ✅ Redirect to login (may happen during conversation creation or message save)
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- ❌ NO error in chat
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---
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### **Test Case 4: Update Conversation Title with Expired Token**
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1. **Open a conversation**
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2. **Corrupt token:**
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```javascript
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localStorage.setItem('gt2_token', 'invalid');
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```
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3. **Click on title** and try to rename conversation
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4. **Expected:**
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- ✅ Redirect to login when save attempted
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- ❌ NO error shown
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---
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## Error Flow Comparison
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### **Before Fix:**
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```
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User creates conversation with expired token
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↓
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fetch('/api/v1/conversations?agent_id=...', { ... })
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↓
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Backend returns 401
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↓
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response.ok === false
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↓
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❌ Logs error: "Failed to create conversation: 401..."
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❌ Returns null
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❌ User stuck on broken page
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```
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### **After Fix:**
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```
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User creates conversation with expired token
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↓
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fetchWithAuth('/api/v1/conversations?agent_id=...', { ... })
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↓
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Backend returns 401
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↓
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fetchWithAuth detects response.status === 401
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↓
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Calls useAuthStore.getState().logout('expired')
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↓
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✅ Redirects to /login?session_expired=true
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✅ Shows session expired banner
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✅ User understands what happened
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```
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---
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## Console Messages
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### **Success Indicators:**
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```
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Chat API: 401 detected, triggering logout
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AuthGuard: Invalid or missing token, logging out
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```
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### **Should NOT See:**
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```
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❌ Failed to create conversation: 401 {"error":...}
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❌ Failed to load conversation messages
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❌ POST http://localhost:3002/api/v1/conversations?agent_id=... 401 (Unauthorized)
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(error message should still appear in Network tab but handled gracefully)
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```
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---
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## Architecture Notes
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### **Current State (Phase 1):**
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- ✅ Quick fix implemented
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- ✅ All 8 conversation operations protected
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- ✅ Single helper function (DRY principle)
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- ⚠️ Still uses direct `fetch()` (not ideal)
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### **Future Enhancement (Phase 2-3):**
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Migrate to service layer:
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```typescript
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// Instead of:
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const response = await fetchWithAuth('/api/v1/conversations', {...});
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// Use:
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import { createConversation } from '@/services/conversations';
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const result = await createConversation({ agent_id: agentId });
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```
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**Benefits of migration:**
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- Consistent with rest of codebase (agents, datasets use service layer)
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- Automatic tenant/auth header injection
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- TypeScript type safety
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- Cleaner error handling
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**TODO marker added** in helper function for future refactoring.
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---
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## Related Fixes
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This complements earlier session timeout work:
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1. **Session Timeout Redirect Fix** - General 401 handling in API layer
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2. **Chat Service 401 Fix** - Streaming chat completion errors
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3. **JWT Parsing Protection** - parseTokenPayload null safety
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4. **Conversation API 401 Fix** - This fix (conversation operations)
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Together, these ensure **all API endpoints** properly handle expired tokens:
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- ✅ Core API layer (`api.ts`) - General requests
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- ✅ Chat streaming (`chat-service.ts`) - Streaming completions
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- ✅ Conversation operations (`chat/page.tsx`) - Conversation CRUD
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- ✅ React Query retries (`providers.tsx`) - Query failures
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---
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## Files Modified
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1. ✅ `apps/tenant-app/src/app/chat/page.tsx`
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- Added `fetchWithAuth` helper (lines 98-115)
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- Replaced 8 `fetch()` calls with `fetchWithAuth()`
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**Total changes:** ~17 lines (1 function + 8 one-word replacements)
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**Risk level:** Very low (minimal changes, defensive wrapper)
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**Status:** ✅ Complete, running in Docker with hot reload
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---
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## Verification
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Run this in browser console after fix:
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```javascript
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// Verify fetchWithAuth exists
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console.log(typeof fetchWithAuth); // Should log "function"
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// Test conversation creation with bad token
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localStorage.setItem('gt2_token', 'invalid');
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// Send first chat message
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// Expected: Redirect to login, not error in chat
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```
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---
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**Last Updated:** January 2025
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**Implementation Time:** 20 minutes
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**Docker Container:** gentwo-tenant-frontend (hot reload active)
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**Related Issues:** Session timeout, 401 handling, JWT parsing
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---
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## Summary
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All conversation API operations now properly detect 401 responses and redirect users to login with a clear session expired message. The fix is minimal, maintainable, and consistent with the broader session timeout handling implemented across the application.
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Next recommended step: **Phase 2-3 migration to service layer** for long-term architectural consistency.
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