Update main.py

main.py

@@ -31,14 +31,16 @@ from google import genai
 from google.genai import types
 
 # MongoDB Configuration
-MONGO_URI = os.getenv("MONGO_URI", "mongodb://localhost:27017")
-DATABASE_NAME = os.getenv("MONGO_DB_NAME", "rag_system")
+MONGO_PASSWORD = quote_plus(os.getenv("MONGO_PASSWORD"))
+MONGO_DATABASE_NAME = os.getenv("MONGO_DB_NAME")
+MONGO_COLLECTION_NAME = os.getenv("COLLECTION_NAME")
+MONGO_URI = os.getenv("CONNECTION_STRING")
 CHAT_COLLECTION = "chat_history"
 USER_COLLECTION = "users"
 VIDEO_COLLECTION = "videos"
 
 # Security
-SECRET_KEY = os.getenv("SECRET_KEY", "your_secret_key_here")
+SECRET_KEY = os.getenv("SECRET_KEY")
 ALGORITHM = "HS256"
 ACCESS_TOKEN_EXPIRE_MINUTES = 30