chore: set up eslint

.eslintignore

@@ -1,4 +0,0 @@
-dist
-.output
-.nitro
-node-modules

eslint.config.js

@@ -0,0 +1,23 @@
+import globals from "globals";
+import pluginJs from "@eslint/js";
+
+/** @type {import('eslint').Linter.Config[]} */
+export default [
+  { languageOptions: { globals: { ...globals.browser, ...globals.node } } },
+  pluginJs.configs.recommended,
+  {
+    rules: {
+      "no-unused-vars": "warn",
+    },
+  },
+  {
+    ignores: [
+      "dist/*",
+      ".output/*",
+      ".nitro/*",
+      "node-modules*",
+      "site/*",
+      "templates/*",
+    ],
+  },
+];

package.json

@@ -9,7 +9,13 @@
     "template:basic": "pnpm --filter @templates/basic dev",
     "create": "node ./packages/create-mcfly",
     "cli": "node ./packages/cli",
-    "test:cli": "cd packages/cli && pnpm run test"
+    "test:cli": "cd packages/cli && pnpm run test",
+    "lint": "eslint . --config eslint.config.js"
   },
-  "packageManager": "pnpm@9.15.0+sha512.76e2379760a4328ec4415815bcd6628dee727af3779aaa4c914e3944156c4299921a89f976381ee107d41f12cfa4b66681ca9c718f0668fa0831ed4c6d8ba56c"
+  "packageManager": "pnpm@9.15.0+sha512.76e2379760a4328ec4415815bcd6628dee727af3779aaa4c914e3944156c4299921a89f976381ee107d41f12cfa4b66681ca9c718f0668fa0831ed4c6d8ba56c",
+  "devDependencies": {
+    "@eslint/js": "^9.17.0",
+    "eslint": "^9.17.0",
+    "globals": "^15.14.0"
+  }
 }