📝 update doc

docs/.vuepress/config.js

@@ -111,6 +111,12 @@ module.exports = context => ({
                 "creating-a-handler",
                 "end-or-start"
               ]
+            },
+            {
+              title: "协议适配",
+              collapsable: false,
+              sidebar: "auto",
+              children: ["cqhttp-guide", "ding-guide"]
             }
           ],
           "/advanced/": [