changelog + show update message

packages/api/src/controllers/config.js

@@ -1,5 +1,6 @@
 const fs = require('fs-extra');
 const path = require('path');
+const axios = require('axios');
 const { datadir } = require('../utility/directories');
 const hasPermission = require('../utility/hasPermission');
 const socket = require('../utility/socket');
@@ -58,4 +59,10 @@ module.exports = {
       return false;
     }
   },
+
+  changelog_meta: 'get',
+  async changelog() {
+    const resp = await axios.default.get('https://raw.githubusercontent.com/dbgate/dbgate/master/CHANGELOG.md');
+    return resp.data;
+  },
 };