feat: Ability to delete platform app from super admin (#10966)

- Add the ability to delete platform app from super admin.

config/routes.rb

@@ -485,7 +485,7 @@ Rails.application.routes.draw do
       resources :agent_bots, only: [:index, :new, :create, :show, :edit, :update] do
         delete :avatar, on: :member, action: :destroy_avatar
       end
-      resources :platform_apps, only: [:index, :new, :create, :show, :edit, :update]
+      resources :platform_apps, only: [:index, :new, :create, :show, :edit, :update, :destroy]
       resource :instance_status, only: [:show]
 
       resource :settings, only: [:show] do

spec/controllers/super_admin/platform_apps_controller_spec.rb

@@ -22,4 +22,27 @@ RSpec.describe 'Super Admin platform app API', type: :request do
       end
     end
   end
+
+  describe 'DELETE /super_admin/platform_apps/:id' do
+    let!(:platform_app) { create(:platform_app) }
+    let(:access_token) { platform_app.access_token }
+
+    context 'when it is an unauthenticated super admin' do
+      it 'returns unauthorized' do
+        delete "/super_admin/platform_apps/#{platform_app.id}", params: { _method: :delete }
+        expect(response).to have_http_status(:redirect)
+      end
+    end
+
+    context 'when it is an authenticated super admin' do
+      it 'deletes the platform app' do
+        sign_in(super_admin, scope: :super_admin)
+        expect do
+          delete "/super_admin/platform_apps/#{platform_app.id}", params: { _method: :delete }
+        end.to change(PlatformApp, :count).by(-1)
+        expect(response).to have_http_status(:redirect)
+        expect(response).to redirect_to(super_admin_platform_apps_path)
+      end
+    end
+  end
 end