chore: set up prettier

.pretterignore

@@ -0,0 +1 @@
+site/**

package.json

@@ -11,6 +11,7 @@
     "cli": "node ./packages/cli",
     "test:cli": "cd packages/cli && pnpm run test",
     "lint": "eslint . --config eslint.config.js",
+    "format": "prettier --write \"./**/*.{js,mjs,json}\"",
     "prepare": "husky"
   },
   "packageManager": "pnpm@9.15.0+sha512.76e2379760a4328ec4415815bcd6628dee727af3779aaa4c914e3944156c4299921a89f976381ee107d41f12cfa4b66681ca9c718f0668fa0831ed4c6d8ba56c",
@@ -18,6 +19,7 @@
     "@eslint/js": "^9.17.0",
     "eslint": "^9.17.0",
     "globals": "^15.14.0",
-    "husky": "^9.1.7"
+    "husky": "^9.1.7",
+    "prettier": "^3.4.2"
   }
 }

pnpm-lock.yaml

@@ -20,6 +20,9 @@ importers:
       husky:
         specifier: ^9.1.7
         version: 9.1.7
+      prettier:
+        specifier: ^3.4.2
+        version: 3.4.2
 
   packages/cli:
     dependencies:
@@ -2374,6 +2377,11 @@ packages:
     resolution: {integrity: sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==}
     engines: {node: '>= 0.8.0'}
 
+  prettier@3.4.2:
+    resolution: {integrity: sha512-e9MewbtFo+Fevyuxn/4rrcDAaq0IYxPGLvObpQjiZBMAzB9IGmzlnG9RZy3FFas+eBMu2vA0CszMeduow5dIuQ==}
+    engines: {node: '>=14'}
+    hasBin: true
+
   pretty-bytes@6.1.1:
     resolution: {integrity: sha512-mQUvGU6aUFQ+rNvTIAcZuWGRT9a6f6Yrg9bHs4ImKF+HZCEK+plBvnAZYSIQztknZF2qnzNtr6F8s0+IuptdlQ==}
     engines: {node: ^14.13.1 || >=16.0.0}
@@ -5243,6 +5251,8 @@ snapshots:
 
   prelude-ls@1.2.1: {}
 
+  prettier@3.4.2: {}
+
   pretty-bytes@6.1.1: {}
 
   process-nextick-args@2.0.1: {}

prettier.config.js

@@ -0,0 +1,14 @@
+// prettier.config.js, .prettierrc.js, prettier.config.mjs, or .prettierrc.mjs
+
+/**
+ * @see https://prettier.io/docs/en/configuration.html
+ * @type {import("prettier").Config}
+ */
+const config = {
+  trailingComma: "es5",
+  tabWidth: 2,
+  semi: false,
+  singleQuote: true,
+};
+
+export default config;