refactor: move routes in dedicated files + improve routes management

start/routes/app.ts

@@ -0,0 +1,12 @@
+import router from '@adonisjs/core/services/router';
+const AppsController = () => import('#controllers/apps_controller');
+
+/**
+ * All routes for both logged and guest users
+ */
+router.group(() => {
+  router.get('/', [AppsController, 'index']).as('home');
+  router
+    .post('/user/theme', [AppsController, 'updateUserTheme'])
+    .as('user.theme');
+});