content: """fix avatar url length [7497d2ff5731].
  
  Revision ID: 7497d2ff5731
  Revises: 0.90.0
  Create Date: 2025-10-16 16:28:33.729565
  
  """
  
  import sqlalchemy as sa
  from alembic import op
  
  # revision identifiers, used by Alembic.
  revision = "7497d2ff5731"
  down_revision = "0.90.0"
  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("user", schema=None) as batch_op:
          batch_op.alter_column(
              "avatar_url",
              existing_type=sa.VARCHAR(),
              type_=sa.TEXT(),
              existing_nullable=True,
          )
  
      # ### 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("user", schema=None) as batch_op:
          batch_op.alter_column(
              "avatar_url",
              existing_type=sa.TEXT(),
              type_=sa.VARCHAR(),
              existing_nullable=True,
          )
  
      # ### end Alembic commands ###
  