feat: Manage platform apps from Super Admin (#2129)

- ability to manage platform apps from super admin
- fixes #2021

spec/controllers/super_admin/platform_apps_controller_spec.rb

@@ -0,0 +1,25 @@
+require 'rails_helper'
+
+RSpec.describe 'Super Admin platform app API', type: :request do
+  let(:super_admin) { create(:super_admin) }
+
+  describe 'GET /super_admin/platform_apps' do
+    context 'when it is an unauthenticated super admin' do
+      it 'returns unauthorized' do
+        get '/super_admin/platform_apps'
+        expect(response).to have_http_status(:redirect)
+      end
+    end
+
+    context 'when it is an authenticated super admin' do
+      let!(:platform_app) { create(:platform_app) }
+
+      it 'shows the list of users' do
+        sign_in super_admin
+        get '/super_admin/platform_apps'
+        expect(response).to have_http_status(:success)
+        expect(response.body).to include(platform_app.name)
+      end
+    end
+  end
+end