统一项目角色与接口权限配置

backend/alembic/versions/20260521_01_remove_qa_role.py

@@ -1,4 +1,4 @@
-"""remove qa role
+"""remove legacy qa role
 
 Revision ID: 20260521_01
 Revises: 20260520_01
@@ -110,7 +110,7 @@ def upgrade() -> None:
         """
     )
 
-    # Delete QA users after dependent project-role and audit rows have been removed.
+    # Delete legacy QA users after dependent project-role and audit rows have been removed.
     op.execute("DELETE FROM users WHERE id IN (SELECT id FROM qa_user_ids)")
     op.execute("DROP TABLE qa_user_ids")
 
@@ -134,7 +134,7 @@ def upgrade() -> None:
 
 
 def downgrade() -> None:
-    allowed = ", ".join(f"'{role}'" for role in (*USER_ROLE_VALUES, "QA"))
+    allowed = ", ".join(f"'{role}'" for role in USER_ROLE_VALUES)
     op.execute(
         """
         ALTER TABLE users