Add eslint

Author: steve8708

.eslintrc.cjs

@@ -0,0 +1,30 @@
+module.exports = {
+  env: {
+    es2021: true,
+    node: true,
+  },
+  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    ecmaVersion: 'latest',
+    sourceType: 'module',
+  },
+  overrides: [{ files: ['src/**/*.ts'] }],
+  plugins: ['@typescript-eslint', 'unused-imports'],
+  rules: {
+    'no-async-promise-executor': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+    'no-unused-vars': 'off',
+    '@typescript-eslint/no-unused-vars': 'off',
+    'unused-imports/no-unused-imports': 'error',
+    'unused-imports/no-unused-vars': [
+      'warn',
+      {
+        vars: 'all',
+        varsIgnorePattern: '^_',
+        args: 'after-used',
+        argsIgnorePattern: '^_',
+      },
+    ],
+  },
+};