Imporve gateway auth for all services

services/auth/app/api/users.py

@@ -4,7 +4,7 @@ User management API routes
 
 from fastapi import APIRouter, Depends, HTTPException, status
 from sqlalchemy.ext.asyncio import AsyncSession
-from typing import List
+from typing import Dict, Any
 import structlog
 
 from app.core.database import get_db
@@ -14,12 +14,19 @@ from app.services.user_service import UserService
 from app.core.auth import get_current_user
 from app.models.users import User
 
+# Import unified authentication from shared library
+from shared.auth.decorators import (
+    get_current_user_dep,
+    get_current_tenant_id_dep,
+    require_role  # For admin-only endpoints
+)
+
 logger = structlog.get_logger()
 router = APIRouter()
 
 @router.get("/me", response_model=UserResponse)
 async def get_current_user_info(
-    current_user: User = Depends(get_current_user),
+    current_user: Dict[str, Any] = Depends(get_current_user_dep),
     db: AsyncSession = Depends(get_db)
 ):
     """Get current user information"""