fix(login): 修复登录后跳转及认证拦截问题

- request.ts: 优化401处理，避免登录接口误判过期
- router/index.ts: 路由守卫增加用户信息获取
- stores/user.ts: fetchUserInfo增强错误处理，login前先清理旧状态
- Login.vue: 使用await router.push，避免重复报错
- user_service.py: bootstrap superuser密码同步

backend/app/services/user_service.py

@@ -4,7 +4,7 @@ from fastapi import HTTPException, status
 
 from app.models.user import User, Role, Dept, UserRole
 from app.schemas.user import UserCreate, UserUpdate
-from app.core.security import get_password_hash
+from app.core.security import get_password_hash, verify_password
 
 
 def get_user_by_id(db: Session, user_id: int) -> Optional[User]:
@@ -105,9 +105,10 @@ def create_initial_data(db: Session):
 
     db.commit()
 
-    # Create superuser
+    # Create or sync the configured bootstrap superuser.
     from app.core.config import settings
-    if not get_user_by_username(db, settings.FIRST_SUPERUSER_USERNAME):
+    superuser = get_user_by_username(db, settings.FIRST_SUPERUSER_USERNAME)
+    if not superuser:
         superuser = User(
             username=settings.FIRST_SUPERUSER_USERNAME,
             email=settings.FIRST_SUPERUSER_EMAIL,
@@ -121,7 +122,28 @@ def create_initial_data(db: Session):
         db.commit()
         db.refresh(superuser)
 
-        superadmin_role = db.query(Role).filter(Role.code == "superadmin").first()
-        if superadmin_role:
-            db.add(UserRole(user_id=superuser.id, role_id=superadmin_role.id))
+    else:
+        changed = False
+        if not verify_password(settings.FIRST_SUPERUSER_PASSWORD, superuser.hashed_password):
+            superuser.hashed_password = get_password_hash(settings.FIRST_SUPERUSER_PASSWORD)
+            changed = True
+        if superuser.email != settings.FIRST_SUPERUSER_EMAIL:
+            superuser.email = settings.FIRST_SUPERUSER_EMAIL
+            changed = True
+        if not superuser.is_active:
+            superuser.is_active = True
+            changed = True
+        if not superuser.is_superuser:
+            superuser.is_superuser = True
+            changed = True
+        if superuser.dept_id is None:
+            superuser.dept_id = 1
+            changed = True
+        if changed:
             db.commit()
+            db.refresh(superuser)
+
+    superadmin_role = db.query(Role).filter(Role.code == "superadmin").first()
+    if superadmin_role and superadmin_role not in superuser.roles:
+        db.add(UserRole(user_id=superuser.id, role_id=superadmin_role.id))
+        db.commit()