chore: dockerize, add metrics and health endpoints #16

	name: continuous integration

	on:
	push:
	branches: [main]
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	go-version: [1.21, 1.22]

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3
	with:
	submodules: true

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go-version }}

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

	- name: Install dependencies
	run: go mod download

	- name: Check Go fmt
	run: \|
	if ! go fmt ./...; then
	echo "Go fmt check failed"
	exit 1
	fi

	- name: Run Go vet
	run: go vet ./...

	- name: Run tests
	run: go test ./... -v -cover

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