清理全局角色残留并修复项目权限判断

backend/tests/test_registration.py

@@ -19,7 +19,7 @@ from app.crud import user as user_crud
 from app.db.base_class import Base
 from tests.conftest import GUID
 from app.models.study_member import StudyMember
-from app.models.user import User, UserRole, UserStatus
+from app.models.user import User, UserStatus
 from app.schemas.user import UserRegisterRequest
 
 TEST_DATABASE_URL = "sqlite+aiosqlite:///:memory:"
@@ -99,7 +99,7 @@ async def client_and_db():
                 password_hash=hash_password("admin123"),
                 full_name="Admin",
                 clinical_department="Admin",
-                role=UserRole.ADMIN,
+                is_admin=True,
                 status=UserStatus.ACTIVE,
             )
             session.add(admin)
@@ -128,7 +128,7 @@ async def test_register_creates_pending_user(client_and_db):
         user = await user_crud.get_by_email(session, payload["email"])
         assert user is not None
         assert user.status == UserStatus.PENDING
-        assert user.role == UserRole.PV
+        assert user.is_admin is False
         member_rows = (
             await session.execute(select(StudyMember).where(StudyMember.user_id == user.id))
         ).scalars().all()