From ef1b8eb34874fd7f296e9f034a8fb7be0023d406 Mon Sep 17 00:00:00 2001
From: iven <iven_h@qq.com>
Date: Sun, 24 May 2026 12:22:08 +0800
Subject: [PATCH] =?UTF-8?q?fix(mp):=20=E4=BC=98=E5=8C=96=20addChunkPages?=
 =?UTF-8?q?=20=E5=88=86=E5=8C=85=E7=AD=96=E7=95=A5=EF=BC=8C=E4=B8=BB?=
 =?UTF-8?q?=E5=8C=85=202MB=E2=86=92766KB=EF=BC=88=E6=97=A0=E9=9C=80=20lazy?=
 =?UTF-8?q?CodeLoading=EF=BC=89?=
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分包页面不再注入 common chunk，由分包自己的 vendors 承载。
主包从 2.0MB 降至 766KB，解决 DevTools 和真机调试均卡死的问题。
lazyCodeLoading 仅生产构建启用，dev 模式不启用。
---
 apps/miniprogram/config/index.ts | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/apps/miniprogram/config/index.ts b/apps/miniprogram/config/index.ts
index 9a2285c..c10559c 100644
--- a/apps/miniprogram/config/index.ts
+++ b/apps/miniprogram/config/index.ts
@@ -50,9 +50,21 @@ export default defineConfig(async (merge) => {
       },
       commonChunks: ['runtime', 'vendors', 'taro', 'common'],
       addChunkPages(pages) {
+        // 主包 TabBar 页面保持 common chunk
+        const tabBarPages = new Set([
+          'pages/index/index',
+          'pages/health/index',
+          'pages/mall/index',
+          'pages/messages/index',
+          'pages/profile/index',
+        ]);
         pages.forEach((page) => {
           if (page.name === 'app') return;
-          page.chunks?.unshift('common');
+          // 分包页面不注入 common chunk，由分包自己的 vendors.js 承载
+          if (page.name.startsWith('pages/pkg-')) return;
+          if (tabBarPages.has(page.name) || !page.name.startsWith('pages/')) {
+            page.chunks?.unshift('common');
+          }
         });
       },
       miniCssExtractPluginOption: {