add linting

eslint.config.mjs

@@ -0,0 +1,20 @@
+// @ts-check
+
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+import eslintConfigPrettier from 'eslint-config-prettier/flat';
+
+export default tseslint.config(
+    eslint.configs.recommended,
+    ...tseslint.configs.recommended,
+    {
+        linterOptions: {
+            reportUnusedDisableDirectives: false
+        },
+        rules: {
+            '@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
+            '@typescript-eslint/no-explicit-any': 'off'
+        }
+    },
+    eslintConfigPrettier
+);