fix side bar

docs/index.html

@@ -18,6 +18,9 @@
       repo: 'help-14/magma',
       loadSidebar: true,
       subMaxLevel: 1,
+      alias: {
+        '/.*/_sidebar.md': '/_sidebar.md'
+      },
       coverpage: true
     }
   </script>
@@ -25,4 +28,4 @@
   <script src="//cdn.jsdelivr.net/npm/docsify@4"></script>
 </body>
 
-</html>
+</html>