"ERROR 42704 (undefined_object) type "vector" does not exist" during migration.

# do not put it in module
Postgrex.Types.define(
  Masque.PostgrexTypes,
  [AshPostgres.Extensions.Vector] ++ Ecto.Adapters.Postgres.extensions(),
  []
) 

  vectorize do
    full_text do
      text fn post ->
        """
        Title: #{post.title}
        Content: #{post.content}
        """
      end

      used_attributes [:title, :content]
    end

    strategy :ash_oban
    ash_oban_trigger_name :post_vectorize_trigger
    attributes title: :vectorized_title, content: :vectorized_content

    embedding_model Masque.AiAgentEmbeddingModel
  end

defmodule Masque.Repo.Migrations.CreateVectorizationForPost do
  @moduledoc """
  Updates resources based on their most recent snapshots.

  This file was autogenerated with `mix ash_postgres.generate_migrations`
  """

  use Ecto.Migration

  def up do
    alter table(:posts) do
      add :is_public, :boolean, null: false, default: false
      add :vectorized_title, :vector, size: 3072
      add :vectorized_content, :vector, size: 3072
      add :full_text_vector, :vector, size: 3072
    end
  end

  def down do
    alter table(:posts) do
      remove :full_text_vector
      remove :vectorized_content
      remove :vectorized_title
      remove :is_public
    end
  end
end