new api service and logic implemented

ApiLayers/ApiValidations/Response/auth_responses.py

@@ -0,0 +1,36 @@
+from pydantic import BaseModel
+from typing import Optional, List, Dict, Any
+from datetime import datetime
+from uuid import UUID
+
+
+class AuthenticationLoginResponse(BaseModel):
+    """Response model for authentication login endpoint"""
+
+    token: str
+    refresh_token: str
+    token_type: str
+    expires_in: int
+    user_info: Dict[str, Any]
+
+
+class AuthenticationRefreshResponse(BaseModel):
+    """Response model for authentication refresh endpoint"""
+
+    token: str
+    refresh_token: str
+    token_type: str
+    expires_in: int
+
+
+class AuthenticationUserInfoResponse(BaseModel):
+    """Response model for authentication user info endpoint"""
+
+    user_id: int
+    username: str
+    email: str
+    first_name: str
+    last_name: str
+    is_active: bool
+    created_at: datetime
+    updated_at: Optional[datetime]