add cq tooling

eslint.config.js

@@ -0,0 +1,74 @@
+import globals from 'globals';
+import js from '@eslint/js';
+
+/** @type {import('eslint').Linter.Config[]} */
+export default [
+  {
+    ignores: ['dist/**', 'node_modules/**', '*.min.js', '*.d.ts'],
+  },
+  {
+    languageOptions: {
+      ecmaVersion: 2024,
+      sourceType: 'module',
+      globals: {
+        ...globals.node,
+        ...globals.browser,
+      },
+    },
+    linterOptions: {
+      reportUnusedDisableDirectives: true,
+    },
+    rules: {
+      ...js.configs.recommended.rules,
+      'no-console': process.env.NODE_ENV === 'production' ? 'warn' : 'off',
+      'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off',
+      'no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
+      'no-constant-condition': ['error', { checkLoops: false }],
+      'no-multiple-empty-lines': ['error', { max: 1, maxEOF: 0 }],
+      quotes: ['error', 'single', { avoidEscape: true }],
+      semi: ['error', 'always'],
+      indent: ['error', 2, { SwitchCase: 1 }],
+      'comma-dangle': ['error', 'always-multiline'],
+      'arrow-parens': ['error', 'as-needed'], // Changed from 'avoid' to 'as-needed'
+      'object-curly-spacing': ['error', 'always'],
+      'array-bracket-spacing': ['error', 'never'],
+      'space-before-function-paren': [
+        'error',
+        {
+          anonymous: 'never',
+          named: 'never',
+          asyncArrow: 'always',
+        },
+      ],
+      'no-trailing-spaces': 'error',
+      'eol-last': ['error', 'always'],
+      'prefer-const': 'error',
+      'no-var': 'error',
+      eqeqeq: ['error', 'always'],
+      curly: ['error', 'all'],
+      'brace-style': ['error', '1tbs', { allowSingleLine: false }],
+      'keyword-spacing': ['error', { before: true, after: true }],
+      'space-infix-ops': 'error',
+      'comma-spacing': ['error', { before: false, after: true }],
+      'no-multi-spaces': 'error',
+      'no-irregular-whitespace': 'error',
+      'no-mixed-spaces-and-tabs': 'error',
+      'no-else-return': 'error',
+    },
+  },
+  {
+    files: ['src/TokenCleaner.js'],
+    rules: {
+      'no-useless-escape': 'off',
+    },
+  },
+  {
+    files: ['**/*.test.js', '**/*.spec.js'],
+
+    languageOptions: {
+      globals: {
+        ...globals.jest,
+      },
+    },
+  },
+];