DEV: Drop post_uploads table (#23673)

The post_uploads table has not been used since 9db8f00b3d

app/models/post_upload.rb

@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-class PostUpload < ActiveRecord::Base
-  belongs_to :post
-  belongs_to :upload
-end
-
-# == Schema Information
-#
-# Table name: post_uploads
-#
-#  id        :integer          not null, primary key
-#  post_id   :integer          not null
-#  upload_id :integer          not null
-#
-# Indexes
-#
-#  idx_unique_post_uploads          (post_id,upload_id) UNIQUE
-#  index_post_uploads_on_post_id    (post_id)
-#  index_post_uploads_on_upload_id  (upload_id)
-#

db/post_migrate/20230926165821_drop_post_uploads_table.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class DropPostUploadsTable < ActiveRecord::Migration[7.0]
+  DROPPED_TABLES ||= %i[post_uploads]
+
+  def up
+    DROPPED_TABLES.each { |table| Migration::TableDropper.execute_drop(table) }
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration
+  end
+end