Add: #600 NGルール (#602)

* Wip

* Wip

* Wip: History

* Wip: テストコード作成

* Fix test

* Wip

* Wip

* Wip

* Fix test

* Wip

* Wip

* Wip

* Wip

* なんとか完成、これから動作確認

* spell miss

* Change ng rule timings

* Fix test

* Wip

* Fix test

* Wip

* Fix form

* 表示まわりの改善

app/models/ng_rule_history.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: ng_rule_histories
+#
+#  id            :bigint(8)        not null, primary key
+#  ng_rule_id    :bigint(8)        not null
+#  account_id    :bigint(8)
+#  text          :string
+#  uri           :string
+#  reason        :integer          not null
+#  reason_action :integer          not null
+#  local         :boolean          default(TRUE), not null
+#  hidden        :boolean          default(FALSE), not null
+#  data          :jsonb
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
+#
+class NgRuleHistory < ApplicationRecord
+  enum :reason, { account: 0, status: 1, reaction: 2 }, prefix: :reason
+  enum :reason_action, {
+    account_create: 0,
+    status_create: 10,
+    status_edit: 11,
+    reaction_favourite: 20,
+    reaction_emoji_reaction: 21,
+    reaction_follow: 22,
+    reaction_reblog: 23,
+    reaction_vote: 24,
+  }, prefix: :reason_action
+
+  belongs_to :ng_rule
+  belongs_to :account
+end