chore: publish as dual package (#16)

chore: publish dual package

Author: chenjiahan

package.json

@@ -7,9 +7,11 @@
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",
-      "import": "./dist/index.js"
+      "import": "./dist/index.js",
+      "require": "./dist/index.cjs"
     }
   },
+  "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "files": [
     "dist"

rslib.config.ts

@@ -2,10 +2,7 @@ import { defineConfig } from '@rslib/core';
 
 export default defineConfig({
   lib: [
-    {
-      format: 'esm',
-      syntax: ['node 18'],
-      dts: true,
-    },
+    { format: 'esm', syntax: 'es2021', dts: true },
+    { format: 'cjs', syntax: 'es2021' },
   ],
 });