feat: email winglib #4

	name: email-pull
	on:
	pull_request:
	paths:
	- email/**
	jobs:
	build-email:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	sparse-checkout: email
	- name: Setup Node.js
	uses: actions/setup-node@v3
	with:
	node-version: 20.x
	registry-url: https://registry.npmjs.org
	- name: Install winglang
	run: npm i -g winglang
	- name: Install dependencies
	run: npm install --include=dev
	working-directory: email
	- name: Test
	run: wing test
	working-directory: email
	- name: Generate docs
	run: wing docs
	working-directory: email
	- name: Pack
	run: wing pack
	working-directory: email
	- name: Check for missing changes
	run: git diff --exit-code \|\| (echo 'Please run "npm install && wing test && wing
	docs" from ./email, and commit any changes to your branch.' && exit 1)

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