add 2fa type tracking to credentials (#3647)

alembic/versions/2025_10_08_1822-8d015c5358f8_add_totp_type_to_credentials.py

@@ -0,0 +1,38 @@
+"""add_totp_type_to_credentials
+
+Revision ID: 8d015c5358f8
+Revises: 81351201bc8d
+Create Date: 2025-10-08 18:22:45.893853+00:00
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "8d015c5358f8"
+down_revision: Union[str, None] = "81351201bc8d"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    # Add column as nullable initially
+    op.add_column("credentials", sa.Column("totp_type", sa.String(), nullable=True))
+
+    # Set default value for existing records
+    op.execute("UPDATE credentials SET totp_type = 'none' WHERE totp_type IS NULL")
+
+    # Make column non-nullable with default value
+    op.alter_column("credentials", "totp_type", nullable=False, server_default="none")
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column("credentials", "totp_type")
+    # ### end Alembic commands ###