diff --git a/package.json b/package.json
index 55abb6d..b47b33d 100644
--- a/package.json
+++ b/package.json
@@ -54,10 +54,8 @@
     "@vue/compiler-sfc": "^3.0.0",
     "chalk": "^4.1.0",
     "concurrently": "^5.3.0",
-    "dotenv": "^8.2.0",
     "electron": "9.1.0",
     "electron-builder": "^22.8.0",
-    "electron-connect": "^0.6.3",
     "electron-is-dev": "^1.2.0",
     "electron-store": "^6.0.0",
     "minimist": "^1.2.5",
diff --git a/script/build.js b/script/build.js
index 2bbd057..d46c8be 100644
--- a/script/build.js
+++ b/script/build.js
@@ -2,22 +2,37 @@
  * electron 打包
  */
 const path = require('path');
+const fs = require('fs');
+const electron = require('electron');
+const cp = require('child_process');
 const rollup = require('rollup');
 const argv = require('minimist')(process.argv.slice(2));
 const chalk = require('chalk');
 const ora = require('ora');
 const waitOn = require('wait-on');
-const electron = require('electron-connect').server.create({ stopOnClose: true });
-require('dotenv').config({ path: path.join(__dirname, '../.env') })
 const options = require('./rollup.config');
+const pkg = require('../package.json');
 
 const opt = options(argv.env);
 const TAG = '[script/build.js]';
 const spinner = ora(`${TAG} Electron build...`);
+const env = {};
+
+try {
+  // 解析 .env
+  let env_str = fs.readFileSync(path.join(__dirname, '../.env'), 'utf-8');
+  env_str = env_str.replace(/#.*\n/g, '') // 去掉注释
+  for (const line of env_str.split('\n')) {
+    const tmp = line.split('=');
+    env[tmp[0]] = tmp[1];
+  }
+} catch (error) { }
 
 if (argv.watch) {
+  let child = null;
+
   waitOn({
-    resources: [`http://localhost:${process.env.PORT}`],
+    resources: [`http://localhost:${env.PORT}`],
     log: false,
   }, err => {
     if (err) {
@@ -33,8 +48,8 @@ if (argv.watch) {
     });
     watcher.on('event', ev => {
       if (ev.code === 'END') {
-        // init-未启动、started-第一次启动、restarted-重新启动
-        electron.electronState === 'init' ? electron.start() : electron.restart();
+        if (child) child.kill();
+        child = cp.spawn(electron, [path.join(__dirname, '..', pkg.main)], { stdio: 'inherit', });
       } else if (ev.code === 'ERROR') {
         console.log(ev.error)
       }
diff --git a/yarn.lock b/yarn.lock
index 2f0400e..9ea078e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -660,11 +660,6 @@ async-exit-hook@^2.0.1:
   resolved "https://registry.yarnpkg.com/async-exit-hook/-/async-exit-hook-2.0.1.tgz#8bd8b024b0ec9b1c01cccb9af9db29bd717dfaf3"
   integrity sha512-NW2cX8m1Q7KPA7a5M2ULQeZ2wR5qI5PAbw5L0UOMxdioVk9PMZ0h1TmyZEkPYrCvYjDlFICusOu1dlEKAAeXBw==
 
-async-limiter@~1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
-  integrity sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==
-
 async@0.9.x:
   version "0.9.2"
   resolved "https://registry.yarnpkg.com/async/-/async-0.9.2.tgz#aea74d5e61c1f899613bf64bda66d4c78f2fd17d"
@@ -1111,15 +1106,6 @@ cosmiconfig@^5.0.0:
     js-yaml "^3.13.1"
     parse-json "^4.0.0"
 
-cross-spawn@^5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-5.1.0.tgz#e8bd0efee58fcff6f8f94510a0a554bbfa235449"
-  integrity sha1-6L0O/uWPz/b4+UUQoKVUu/ojVEk=
-  dependencies:
-    lru-cache "^4.0.1"
-    shebang-command "^1.2.0"
-    which "^1.2.9"
-
 cross-spawn@^7.0.0:
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
@@ -1338,16 +1324,6 @@ electron-builder@^22.8.0:
     update-notifier "^4.1.0"
     yargs "^15.3.1"
 
-electron-connect@^0.6.3:
-  version "0.6.3"
-  resolved "https://registry.yarnpkg.com/electron-connect/-/electron-connect-0.6.3.tgz#2e0d361cb1c2b0b88e9bd385732882578b055b6d"
-  integrity sha1-Lg02HLHCsLiOm9OFcyiCV4sFW20=
-  dependencies:
-    cross-spawn "^5.1.0"
-    lodash "^4.17.4"
-    tree-kill "^1.1.0"
-    ws "^3.1.0"
-
 electron-is-dev@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/electron-is-dev/-/electron-is-dev-1.2.0.tgz#2e5cea0a1b3ccf1c86f577cee77363ef55deb05e"
@@ -2322,7 +2298,7 @@ lodash.camelcase@^4.3.0:
   resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
   integrity sha1-soqmKIorn8ZRA1x3EfZathkDMaY=
 
-lodash@^4.17.10, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4:
+lodash@^4.17.10, lodash@^4.17.15, lodash@^4.17.19:
   version "4.17.20"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
   integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
@@ -2351,14 +2327,6 @@ lowercase-keys@^2.0.0:
   resolved "https://registry.yarnpkg.com/lowercase-keys/-/lowercase-keys-2.0.0.tgz#2603e78b7b4b0006cbca2fbcc8a3202558ac9479"
   integrity sha512-tqNXrS78oMOE73NMxK4EMLQsQowWf8jKooH9g7xPavRT706R6bkQJ6DY2Te7QukaZsulxa30wQ7bk0pm4XiHmA==
 
-lru-cache@^4.0.1:
-  version "4.1.5"
-  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.5.tgz#8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd"
-  integrity sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==
-  dependencies:
-    pseudomap "^1.0.2"
-    yallist "^2.1.2"
-
 lru-cache@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-5.1.1.tgz#1da27e6710271947695daf6848e847f01d84b920"
@@ -2878,11 +2846,6 @@ proto-list@~1.2.1:
   resolved "https://registry.yarnpkg.com/proto-list/-/proto-list-1.2.4.tgz#212d5bfe1318306a420f6402b8e26ff39647a849"
   integrity sha1-IS1b/hMYMGpCD2QCuOJv85ZHqEk=
 
-pseudomap@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
-  integrity sha1-8FKijacOYYkX7wqKw0wa5aaChrM=
-
 pump@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/pump/-/pump-3.0.0.tgz#b4a2116815bde2f4e1ea602354e8c75565107a64"
@@ -3199,13 +3162,6 @@ setprototypeof@1.2.0:
   resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.2.0.tgz#66c9a24a73f9fc28cbe66b09fed3d33dcaf1b424"
   integrity sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==
 
-shebang-command@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
-  integrity sha1-RKrGW2lbAzmJaMOfNj/uXer98eo=
-  dependencies:
-    shebang-regex "^1.0.0"
-
 shebang-command@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-2.0.0.tgz#ccd0af4f8835fbdc265b82461aaf0c36663f34ea"
@@ -3213,11 +3169,6 @@ shebang-command@^2.0.0:
   dependencies:
     shebang-regex "^3.0.0"
 
-shebang-regex@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-1.0.0.tgz#da42f49740c0b42db2ca9728571cb190c98efea3"
-  integrity sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=
-
 shebang-regex@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/shebang-regex/-/shebang-regex-3.0.0.tgz#ae16f1644d873ecad843b0307b143362d4c42172"
@@ -3447,7 +3398,7 @@ toidentifier@1.0.0:
   resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.0.tgz#7e1be3470f1e77948bc43d94a3c8f4d7752ba553"
   integrity sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==
 
-tree-kill@^1.1.0, tree-kill@^1.2.2:
+tree-kill@^1.2.2:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/tree-kill/-/tree-kill-1.2.2.tgz#4ca09a9092c88b73a7cdc5e8a01b507b0790a0cc"
   integrity sha512-L0Orpi8qGpRG//Nd+H90vFB+3iHnue1zSSGmNOOCh1GLJ7rUKVwV2HvijphGQS2UmhUZewS9VgvxYIdgr+fG1A==
@@ -3514,11 +3465,6 @@ typescript@^4.0.3:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.3.tgz#153bbd468ef07725c1df9c77e8b453f8d36abba5"
   integrity sha512-tEu6DGxGgRJPb/mVPIZ48e69xCn2yRmCgYmDugAVwmJ6o+0u1RI18eO7E7WBTLYLaEVVOhwQmcdhQHweux/WPg==
 
-ultron@~1.1.0:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"
-  integrity sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og==
-
 uniq@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/uniq/-/uniq-1.0.1.tgz#b31c5ae8254844a3a8281541ce2b04b865a734ff"
@@ -3694,13 +3640,6 @@ which-module@^2.0.0:
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
   integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
 
-which@^1.2.9:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
-  integrity sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==
-  dependencies:
-    isexe "^2.0.0"
-
 which@^2.0.1:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/which/-/which-2.0.2.tgz#7c6a8dd0a636a0327e10b59c9286eee93f3f51b1"
@@ -3748,15 +3687,6 @@ write-file-atomic@^3.0.0:
     signal-exit "^3.0.2"
     typedarray-to-buffer "^3.1.5"
 
-ws@^3.1.0:
-  version "3.3.3"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-3.3.3.tgz#f1cf84fe2d5e901ebce94efaece785f187a228f2"
-  integrity sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==
-  dependencies:
-    async-limiter "~1.0.0"
-    safe-buffer "~5.1.0"
-    ultron "~1.1.0"
-
 ws@^7.2.3:
   version "7.3.1"
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.3.1.tgz#d0547bf67f7ce4f12a72dfe31262c68d7dc551c8"
@@ -3772,11 +3702,6 @@ y18n@^4.0.0:
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
   integrity sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==
 
-yallist@^2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
-  integrity sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=
-
 yallist@^3.0.2:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"