chore: update README

Author: eduardoboucas

README.md

@@ -1,11 +1,34 @@
+# @netlify/functions
+
 [![Build](https://github.com/netlify/functions-js/workflows/Build/badge.svg)](https://github.com/netlify/functions-js/actions)
 [![Coverage Status](https://codecov.io/gh/netlify/functions-js/branch/master/graph/badge.svg)](https://codecov.io/gh/netlify/functions-js)
 [![Node](https://img.shields.io/node/v/@netlify/functions.svg?logo=node.js)](https://www.npmjs.com/package/@netlify/functions)
 
-# functions-js
-
 JavaScript utilities for Netlify Functions.
 
+## Installation
+
+```
+npm install @netlify/functions
+```
+
+## Usage
+
+### Builder Functions
+
+```js
+const { builderFunction } = require('@netlify/functions')
+
+const handler = async (event, context) => {
+  return {
+    statusCode: 200,
+    body: JSON.stringify({ message: 'Hello World' }),
+  }
+}
+
+exports.handler = builderFunction(handler)
+```
+
 ## Contributors
 
 Please see [CONTRIBUTING.md](./CONTRIBUTING.md) for instructions on how to set up and work on this repository. Thanks

package.json

@@ -25,7 +25,7 @@
     "test:ci:ava": "nyc -r lcovonly -r text -r json ava"
   },
   "config": {
-    "eslint": "--ignore-path .gitignore --cache --format=codeframe --max-warnings=0 \"{src,scripts,.github}/**/*.{js,md,html}\" \"*.{js,md,html}\" \".*.{js,md,html}\"",
+    "eslint": "--ignore-pattern 'README.md' --ignore-path .gitignore --cache --format=codeframe --max-warnings=0 \"{src,scripts,.github}/**/*.{js,md,html}\" \"*.{js,md,html}\" \".*.{js,md,html}\"",
     "prettier": "--ignore-path .gitignore --loglevel=warn \"{src,scripts,.github}/**/*.{js,md,yml,json,html}\" \"*.{js,yml,json,html}\" \".*.{js,yml,json,html}\" \"!**/package-lock.json\" \"!package-lock.json\""
   },
   "ava": {