Add admin panel

backend/alembic/versions/016_add_banned_until.py

@@ -0,0 +1,36 @@
+"""Add banned_until field
+
+Revision ID: 016_add_banned_until
+Revises: 015_add_static_content
+Create Date: 2024-12-19
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy import inspect
+
+
+# revision identifiers, used by Alembic.
+revision: str = '016_add_banned_until'
+down_revision: Union[str, None] = '015_add_static_content'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def column_exists(table_name: str, column_name: str) -> bool:
+    bind = op.get_bind()
+    inspector = inspect(bind)
+    columns = [col['name'] for col in inspector.get_columns(table_name)]
+    return column_name in columns
+
+
+def upgrade() -> None:
+    if not column_exists('users', 'banned_until'):
+        op.add_column('users', sa.Column('banned_until', sa.DateTime(), nullable=True))
+
+
+def downgrade() -> None:
+    if column_exists('users', 'banned_until'):
+        op.drop_column('users', 'banned_until')