feat: add OpenAI connection debug script and update requirements for improved package management

backend/app/api/v1/endpoints/chat.py

@@ -3,7 +3,7 @@ import json
 
 from fastapi import APIRouter, HTTPException
 from fastapi.responses import StreamingResponse
-from openai import OpenAI
+import openai
 from typing import List
 
 from ....schemas.chat import Message, ChatRequest
@@ -11,8 +11,8 @@ from ....core.config import settings
 
 router = APIRouter(prefix="/chat", tags=["chat"])
 
-# Initialize OpenAI client with same simple config as working repo
-client = OpenAI(api_key=settings.OPENAI_API_KEY)
+# Initialize OpenAI client using the same settings as other working endpoints
+client = openai.OpenAI(api_key=settings.OPENAI_API_KEY)
 
 
 async def stream_text(messages: List[Message]):

backend/requirements.txt

@@ -1,6 +1,6 @@
-fastapi==0.104.1
-uvicorn[standard]==0.24.0
-pydantic==2.5.0
-pydantic-settings==2.1.0
-openai==1.82.0
-python-dotenv==1.0.0
+fastapi[standard]
+uvicorn>=0.15.0
+pydantic>=1.8.0
+python-dotenv>=0.19.0
+openai>=1.0.0
+python-dotenv>=0.19.0

test_openai.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+from dotenv import load_dotenv
+
+print("🔍 OpenAI Connection Debug Script")
+print("=" * 40)
+
+# Load environment
+load_dotenv()
+api_key = os.getenv('OPENAI_API_KEY')
+
+print(f"1. API Key configured: {'✅ Yes' if api_key else '❌ No'}")
+if api_key:
+    print(f"   Preview: {api_key[:10]}...")
+
+# Test basic HTTP connectivity
+print("\n2. Testing basic HTTP connectivity...")
+try:
+    import requests
+    response = requests.get('https://api.openai.com/v1/models', 
+                          headers={'Authorization': f'Bearer {api_key}'}, 
+                          timeout=30)
+    print(f"   Status: {response.status_code}")
+    if response.status_code == 200:
+        print("   ✅ Direct HTTP request works!")
+    else:
+        print(f"   ❌ HTTP error: {response.text[:200]}")
+except Exception as e:
+    print(f"   ❌ Network error: {str(e)}")
+
+# Test OpenAI library - simple client
+print("\n3. Testing OpenAI library (simple config)...")
+try:
+    from openai import OpenAI
+    client = OpenAI(api_key=api_key)
+    
+    response = client.chat.completions.create(
+        model="gpt-3.5-turbo",
+        messages=[{"role": "user", "content": "Say 'test'"}],
+        max_tokens=5
+    )
+    print("   ✅ OpenAI library works!")
+    print(f"   Response: {response.choices[0].message.content}")
+except Exception as e:
+    print(f"   ❌ OpenAI library error: {str(e)}")
+    print(f"   Error type: {type(e).__name__}")
+
+# Test OpenAI library - with timeout config
+print("\n4. Testing OpenAI library (with timeout)...")
+try:
+    from openai import OpenAI
+    client = OpenAI(
+        api_key=api_key,
+        timeout=60.0,
+        max_retries=2
+    )
+    
+    response = client.chat.completions.create(
+        model="gpt-3.5-turbo",
+        messages=[{"role": "user", "content": "Say 'test'"}],
+        max_tokens=5
+    )
+    print("   ✅ OpenAI library with timeout works!")
+    print(f"   Response: {response.choices[0].message.content}")
+except Exception as e:
+    print(f"   ❌ OpenAI library with timeout error: {str(e)}")
+    print(f"   Error type: {type(e).__name__}")
+
+print("\n🏁 Debug complete!")