feat: install and init eslint

Author: gladiuscode

eslint.config.mjs

@@ -0,0 +1,12 @@
+import globals from "globals";
+import pluginJs from "@eslint/js";
+import tseslint from "typescript-eslint";
+
+
+/** @type {import('eslint').Linter.Config[]} */
+export default [
+  {files: ["**/*.{js,mjs,cjs,ts}"]},
+  {languageOptions: { globals: globals.node }},
+  pluginJs.configs.recommended,
+  ...tseslint.configs.recommended,
+];

package.json

@@ -3,10 +3,15 @@
   "packageManager": "[email protected]",
   "scripts": {
     "release": "release-it",
-    "build": "tsc"
+    "build": "tsc",
+    "lint": "eslint . --ext .ts"
   },
   "devDependencies": {
+    "@eslint/js": "9.19.0",
+    "eslint": "9.19.0",
+    "globals": "15.14.0",
     "release-it": "18.1.2",
-    "typescript": "5.7.3"
+    "typescript": "5.7.3",
+    "typescript-eslint": "8.21.0"
   }
 }