fix: port proxy not effective

Author: sky

app.js

@@ -23,16 +23,16 @@ module.exports = app => {
   app.messenger.on(Constant.EVENT_WEBPACK_BUILD_STATE, data => {
     app.WEBPACK_BUILD_READY = data.state;
     const config = app.config.webpack;
-    const port = data.port;
+    const port = data.port || config.port;
     if (!app.WEBPACK_BUILD_PROXY && config.proxy) {
       app.WEBPACK_BUILD_PROXY = true;
       if (typeof config.proxy === 'boolean') {
         config.proxy = {
           host: `http://127.0.0.1:${port}`,
           match: /^\/public\//,
         };
-      } else if (config.proxy.host) {
-        config.proxy.host = config.proxy.host.replace(config.port, port);
+      } else if (config.proxy.force !== true) {
+        config.proxy.host = `http://127.0.0.1:${port}`;
       }
       app.middleware.splice(app.middleware.length - 2, 0, convert(proxy(config.proxy)));
     }
@@ -51,4 +51,4 @@ module.exports = app => {
   app.ready(() => {
     app.messenger.sendToAgent(Constant.EVENT_WEBPACK_BUILD_STATE);
   });
-};
+};

package.json

@@ -1,6 +1,6 @@
 {
   "name": "egg-webpack",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "description": "webpack dev server plugin for egg, support read file in memory and hot reload.",
   "eggPlugin": {
     "name": "webpack",