Security advisory 2 addressed

backend/app/api/auth.py

@@ -3,9 +3,10 @@
 
 from uuid import uuid4
 
-from fastapi import APIRouter, HTTPException
+from fastapi import APIRouter, Depends, HTTPException
 from pydantic import BaseModel
 
+from backend.app.api.dependencies import get_current_user
 from backend.app.database import get_connection, init_db
 from backend.app.core.config import settings
 from backend.app.services.auth_service import authenticate_user, find_user
@@ -96,14 +97,7 @@ def logout(payload: dict):
 
 
 @router.get('/me')
-def current_user(token: str):
-    info = validate_token(token)
-    if info is None:
-        raise HTTPException(status_code=401, detail='Token expired or invalid')
-    with get_connection() as conn:
-        user = conn.execute('SELECT * FROM users WHERE id = ?', (info['user_id'],)).fetchone()
-    if user is None:
-        raise HTTPException(status_code=404, detail='User not found')
+def current_user(user: dict = Depends(get_current_user)):
     return {
         'id': user['id'],
         'username': user['username'],