fix: permission unique constraint

.alembic/versions/2026-06-08_fix_permission_unique.py

@@ -0,0 +1,32 @@
+"""fix permission unique
+
+Revision ID: b6c8614ef799
+Revises: d9dc6986fe38
+Create Date: 2026-06-08 16:00:27.533099
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'b6c8614ef799'
+down_revision: Union[str, Sequence[str], None] = 'd9dc6986fe38'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_unique_constraint('uniq_permission_resource_and_action', 'permission', ['service_id', 'resource', 'action'])
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint('uniq_permission_resource_and_action', 'permission', type_='unique')
+    # ### end Alembic commands ###