build: Switch to TypeScript

1 files changed, 27 insertions, 0 deletions

diff --git a/eslint.config.js b/eslint.config.js
index e8dde1c..d609ca7 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,12 +1,39 @@
 import prettier from 'eslint-plugin-prettier/recommended';
 import js from '@eslint/js';
+import ts from '@typescript-eslint/eslint-plugin';
+import tsParser from '@typescript-eslint/parser';
 import globals from 'globals';
 
 export default [
   {
+    files: ['**/*.ts'],
     languageOptions: {
       globals: {
         ...globals.browser,
+        ...globals.node,
+      },
+      parser: tsParser,
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module',
+        project: './tsconfig.json',
+      },
+    },
+    plugins: {
+      '@typescript-eslint': ts,
+    },
+    rules: {
+      ...ts.configs.recommended.rules,
+      '@typescript-eslint/no-unused-vars': 'error',
+      '@typescript-eslint/no-explicit-any': 'warn',
+    },
+  },
+  {
+    files: ['**/*.js'],
+    languageOptions: {
+      globals: {
+        ...globals.browser,
+        ...globals.node,
       },
     },
   },