chore: simplify scripts and config

Author: chenjiahan

package.json

@@ -18,8 +18,8 @@
     "dist"
   ],
   "scripts": {
-    "build": "rslib build",
-    "dev": "rslib build --watch",
+    "build": "rslib",
+    "dev": "rslib -w",
     "lint": "biome check .",
     "lint:write": "biome check . --write",
     "prepare": "simple-git-hooks && npm run build",

playground/package.json

@@ -3,7 +3,7 @@
   "private": true,
   "version": "0.0.0",
   "scripts": {
-    "dev": "npx rsbuild dev",
+    "dev": "npx rsbuild",
     "dev:rspack": "NODE_ENV=development npx rspack dev",
     "build": "npx rsbuild build",
     "build:rspack": "NODE_ENV=production npx rspack build"

rslib.config.ts

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