add quiz2

Author: joshua1988

quiz/2_address-book/.eslintrc.js

@@ -0,0 +1,33 @@
+module.exports = {
+  root: true,
+  env: {
+    browser: true,
+    node: true,
+    jest: true,
+  },
+  extends: [
+    'plugin:@typescript-eslint/eslint-recommended',
+    'plugin:@typescript-eslint/recommended',
+  ],
+  plugins: ['prettier', '@typescript-eslint'],
+  rules: {
+    'prettier/prettier': [
+      'error',
+      {
+        singleQuote: true,
+        semi: true,
+        useTabs: false,
+        tabWidth: 2,
+        printWidth: 80,
+        bracketSpacing: true,
+        arrowParens: 'avoid',
+      },
+    ],
+    '@typescript-eslint/no-explicit-any': 'off',
+    "@typescript-eslint/explicit-function-return-type": 'off',
+    'prefer-const': 'off',
+  },
+  parserOptions: {
+    parser: '@typescript-eslint/parser',
+  },
+};