chore: webpack编译优化

config/dev.js

@@ -3,6 +3,26 @@ module.exports = {
     NODE_ENV: '"development"',
   },
   defineConstants: {},
-  mini: {},
+  mini: {
+    webpackChain: (chain, webpack) => {
+      chain.merge({
+        plugin: {
+          install: {
+            plugin: require("terser-webpack-plugin"),
+            args: [
+              {
+                terserOptions: {
+                  compress: true, // 默认使用terser压缩
+                  // mangle: false,
+                  keep_classnames: true, // 不改变class名称
+                  keep_fnames: true, // 不改变函数名称
+                },
+              },
+            ],
+          },
+        },
+      });
+    },
+  },
   h5: {},
 };

config/index.js

@@ -9,7 +9,7 @@ const config = {
   },
   sourceRoot: "src",
   outputRoot: "dist",
-  plugins: [],
+  plugins: ['taro-plugin-compiler-optimization'],
   defineConstants: {},
   copy: {
     patterns: [],