build: add lint-staged

.husky/pre-commit

@@ -0,0 +1 @@
+pnpm lint-staged

.prettierrc

@@ -1,8 +1,9 @@
 {
   "semi": false,
+  "singleQuote": false,
   "trailingComma": "all",
-  "printWidth": 120,
   "tabWidth": 2,
+  "printWidth": 100,
   "overrides": [
     {
       "files": "*.md",

package.json

@@ -37,7 +37,20 @@
     "docs:build": "cd docs && pnpm build",
     "docs:watch": "cd docs && pnpm start",
     "audit-fix": "pnpm audit --fix",
-    "ci": "pnpm install --frozen-lockfile"
+    "ci": "pnpm install --frozen-lockfile",
+    "lint": "eslint src/ tests/",
+    "format": "prettier --write .",
+    "lint-staged": "lint-staged",
+    "prepare": "husky"
+  },
+  "lint-staged": {
+    "*.{ts,mts,js,mjs}": [
+      "eslint --fix",
+      "prettier --write"
+    ],
+    "*.{json,md,yml,yaml,css}": [
+      "prettier --write"
+    ]
   },
   "dependencies": {
     "@inquirer/input": "^5.0.10",
@@ -51,7 +64,10 @@
     "@eslint/js": "^10.0.1",
     "@types/node": "^25.5.0",
     "@vitest/coverage-v8": "^4.1.0",
+    "husky": "^9.1.7",
+    "lint-staged": "^16.4.0",
     "mock-fs": "^5.5.0",
+    "prettier": "^3.8.1",
     "rimraf": "^6.1.3",
     "typescript": "^5.9.3",
     "typescript-eslint": "^8.57.1",