增加index

web/public/env-config.js

@@ -0,0 +1,4 @@
+window._env_ = {
+    api_url: "http://192.168.31.173:5048",
+  }
+  

web/public/index.html

@@ -28,16 +28,7 @@
   </head>
   <body>
     <noscript>You need to enable JavaScript to run this app.</noscript>
+    <script src="./env-config.js"></script>
     <div id="root"></div>
-    <!--
-      This HTML file is a template.
-      If you open it directly in the browser, you will see an empty page.
-
-      You can add webfonts, meta tags, or analytics to this file.
-      The build step will place the bundled scripts into the <body> tag.
-
-      To begin the development, run `npm start` or `yarn start`.
-      To create a production bundle, use `npm run build` or `yarn build`.
-    -->
   </body>
 </html>