Split apps controllers into separate files

controllers/apps/deleteApp.js

@@ -0,0 +1,18 @@
+const asyncWrapper = require('../../middleware/asyncWrapper');
+const App = require('../../models/App');
+
+// @desc      Delete app
+// @route     DELETE /api/apps/:id
+// @access    Public
+const deleteApp = asyncWrapper(async (req, res, next) => {
+  await App.destroy({
+    where: { id: req.params.id },
+  });
+
+  res.status(200).json({
+    success: true,
+    data: {},
+  });
+});
+
+module.exports = deleteApp;