feat(auth): implement authentication endpoints and JWT handling

app/core/mongodb.py

@@ -1,6 +1,5 @@
-from motor.motor_asyncio import AsyncIOMotorClient, AsyncIOMotorDatabase
-
 from core.config import settings
+from motor.motor_asyncio import AsyncIOMotorClient, AsyncIOMotorDatabase
 
 
 class _MongoDB:
@@ -25,6 +24,7 @@ async def close_mongodb() -> None:
     if client is not None:
         client.close()
 
+
 async def get_database() -> AsyncIOMotorDatabase:
     return mongodb.get_database()