Update db/mongo.py

db/mongo.py

@@ -2,6 +2,12 @@ import certifi
 from motor.motor_asyncio import AsyncIOMotorClient
 from core.config import MONGO_URI
 
+# Create MongoDB client with TLS certificate
 client = AsyncIOMotorClient(MONGO_URI, tls=True, tlsCAFile=certifi.where())
+
+# Access main database
 db = client["cps_db"]
-users_collection = db["users"]
+
+# Collections
+users_collection = db["users"]
+patients_collection = db["patients"]