chore: add lint-staged

Author: antfu

package.json

@@ -33,7 +33,7 @@
     "prepack": "pnpm run build",
     "typecheck": "tsc --noEmit",
     "release": "pnpm test && changelogen --release && npm publish && git push --follow-tags",
-    "test": "pnpm lint && vitest run --coverage"
+    "test": "vitest"
   },
   "dependencies": {
     "@babel/parser": "^7.21.4",
@@ -47,10 +47,18 @@
     "changelogen": "^0.5.3",
     "eslint": "^8.38.0",
     "eslint-config-unjs": "^0.1.0",
+    "lint-staged": "^13.2.1",
     "prettier": "^2.8.7",
+    "simple-git-hooks": "^2.8.1",
     "typescript": "^5.0.4",
     "unbuild": "^1.2.1",
     "vitest": "^0.30.1"
   },
+  "simple-git-hooks": {
+    "pre-commit": "pnpm lint-staged"
+  },
+  "lint-staged": {
+    "*.{ts,js,mjs,cjs}": "eslint --fix && prettier -c -w"
+  },
   "packageManager": "pnpm@8.3.1"
 }