Add download command for packages #138

	name: Build and Test
	on: [push, pull_request]

	jobs:
	build-and-test:
	name: Build and Test
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go
	uses: actions/setup-go@v3
	with:
	go-version: 1.20.x

	- name: Check out code
	uses: actions/checkout@v3

	- name: Cache Go modules
	uses: actions/cache@v3
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- name: Build
	run: go build -v .

	- name: Run Tests
	run: go test -v ./...

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