feat: 双Token认证(Access 2h/Refresh 7d) + 通知系统(转交/驳回自动推送)

backend/app/schemas/user.py

@@ -1,4 +1,4 @@
-"""用户 Schemas — 对接 MOM sys_user 表"""
+"""用户 Schemas — 对接 MOM sys_user 表 + 双 Token"""
 from pydantic import BaseModel, Field
 
 
@@ -20,5 +20,15 @@ class UserResponse(BaseModel):
 
 class LoginResponse(BaseModel):
     access_token: str
+    refresh_token: str
     token_type: str = "bearer"
     user: UserResponse
+
+
+class RefreshRequest(BaseModel):
+    refresh_token: str = Field(..., description="Refresh Token")
+
+
+class RefreshResponse(BaseModel):
+    access_token: str
+    token_type: str = "bearer"