Update Gemini SDK to google-genai v2.0.0 (Copilot/VS Code updates)

backend/app/services/llm.py

@@ -1,18 +1,15 @@
 import hashlib
 import json
 import httpx
-import google.generativeai as genai
+from google import genai
 from app.config import settings
 from app.schemas.analysis import AnalysisResult, RiskItem, ActionItem, CompanyProfile, Tender
 from app.services.report import generate_markdown_report
 
-# Configure Gemini
-genai.configure(api_key=settings.gemini_api_key)
-
 async def call_gemini(prompt: str, is_json: bool = False) -> str:
     if not settings.gemini_api_key:
         return ""
-        
+
     try:
         generation_config = {
             "temperature": 0.2,
@@ -20,17 +17,18 @@ async def call_gemini(prompt: str, is_json: bool = False) -> str:
             "top_k": 40,
             "max_output_tokens": 8192,
         }
-        
+
         if is_json:
             generation_config["response_mime_type"] = "application/json"
-            
-        model = genai.GenerativeModel(
-            model_name="gemini-2.0-flash",
-            generation_config=generation_config,
-        )
-        
-        response = await model.generate_content_async(prompt)
-        return response.text
+
+        async with genai.Client(api_key=settings.gemini_api_key).aio as client:
+            response = await client.models.generate_content(
+                model="gemini-2.0-flash",
+                contents=prompt,
+                config=generation_config,
+            )
+
+        return getattr(response, "text", "") or ""
     except Exception as e:
         print(f"Error calling Gemini (is_json={is_json}): {e}, trying fallback...")
         if settings.groq_api_key:

backend/requirements.txt

@@ -3,7 +3,7 @@ uvicorn[standard]==0.23.2
 httpx==0.27.0
 pydantic==2.8.0
 pydantic-settings==2.4.0
-google-generativeai>=0.8.3
+google-genai>=2.0.0
 pypdf==4.2.0
 python-multipart==0.0.9
 sqlalchemy==2.0.25