feat: admin component

server/controllers/common.js

@@ -8,6 +8,13 @@ router.get('/e/*', (req, res, next) => {
   res.render('main/editor')
 })
 
+/**
+ * Administration
+ */
+router.get(['/a', '/a/*'], (req, res, next) => {
+  res.render('main/admin')
+})
+
 /**
  * View document
  */