btrc-hub/backend/db/migrate/20250227212100_create_posts.rb

class CreatePosts < ActiveRecord::Migration[7.0]
  def change
    create_table :posts do |t|
      t.string :url, limit: 2000, null: false
      t.string :thumbnail, limit: 255, null: false
      t.string :thumbnail_base, limit: 2000, null: false
      t.references :post, foreign_key: { to_table: :posts }
      t.references :uploaded_by, foreign_key: { to_table: :users }
      t.timestamps
    end
  end
end