feat(announce): super admin can create announce

app/controllers/super_admins/release_notes_controller.rb

@@ -0,0 +1,52 @@
+class SuperAdmins::ReleaseNotesController < ApplicationController
+  before_action :authenticate_super_admin!
+  before_action :set_note, only: [:edit, :update]
+
+  def index
+    @release_notes = ReleaseNote
+      .order(released_on: :desc, id: :asc)
+      .with_rich_text_body
+  end
+
+  def show
+    # allows refreshing a submitted page in error
+    redirect_to edit_super_admins_release_note_path(params[:id])
+  end
+
+  def new
+    @release_note = ReleaseNote.new(released_on: Date.current)
+  end
+
+  def create
+    @release_note = ReleaseNote.new(release_note_params)
+    if @release_note.save
+      redirect_to edit_super_admins_release_note_path(@release_note), notice: t('.success')
+    else
+      flash.now[:alert] = [t('.error'), @release_note.errors.full_messages].flatten
+      render :new
+    end
+  end
+
+  def edit
+    @release_note = ReleaseNote.find(params[:id])
+  end
+
+  def update
+    if @release_note.update(release_note_params)
+      redirect_to edit_super_admins_release_note_path(@release_note), notice: t('.success')
+    else
+      flash.now[:alert] = [t('.error'), @release_note.errors.full_messages].flatten
+      render :edit
+    end
+  end
+
+  private
+
+  def release_note_params
+    params.require(:release_note).permit(:released_on, :published, :body, categories: [])
+  end
+
+  def set_note
+    @release_note = ReleaseNote.find(params[:id])
+  end
+end