content: """Cache key index [4dd9d3afd2c0].
  
  Revision ID: 4dd9d3afd2c0
  Revises: 0.91.1
  Create Date: 2025-11-13 11:43:34.498878
  
  """
  
  from alembic import op
  
  # revision identifiers, used by Alembic.
  revision = "4dd9d3afd2c0"
  down_revision = "0.91.1"
  branch_labels = None
  depends_on = None
  
  
  def upgrade() -> None:
      """Upgrade database schema and/or data, creating a new revision."""
      # ### commands auto generated by Alembic - please adjust! ###
      with op.batch_alter_table("step_run", schema=None) as batch_op:
          batch_op.create_index(
              "ix_step_run_cache_key", ["cache_key"], unique=False
          )
  
      # ### end Alembic commands ###
  
  
  def downgrade() -> None:
      """Downgrade database schema and/or data back to the previous revision."""
      # ### commands auto generated by Alembic - please adjust! ###
      with op.batch_alter_table("step_run", schema=None) as batch_op:
          batch_op.drop_index("ix_step_run_cache_key")
  
      # ### end Alembic commands ###
  