Add `Metrics()` to HTTP an GRPC proxies #751

	name: PR

	on:
	push:
	branches:
	- main
	tags:
	- v*
	pull_request:
	branches:
	- main

	jobs:
	build-with-xk6:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	- name: Install Go
	uses: actions/setup-go@v4
	with:
	go-version: 1.19.x
	- name: Build with xk6
	run: \|
	go install go.k6.io/xk6/cmd/xk6@latest
	xk6 build --with $(go list -m)=.

	run-unit-tests:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest]
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	- name: Install Go
	uses: actions/setup-go@v4
	with:
	go-version: 1.19.x
	- name: Run unit tests
	run: go test -v -cover -race ./...

	run-linter:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	- name: Install Go
	uses: actions/setup-go@v4
	with:
	go-version: 1.19.x
	- name: Set golangci-lint environment
	run: \|
	LINT_VERSION=$(head -n 1 "${GITHUB_WORKSPACE}/.golangci.yml" \| tr -d '# ')
	echo "LINT_VERSION=${LINT_VERSION}" >> $GITHUB_ENV
	id: version
	- name: golangci-lint
	uses: golangci/golangci-lint-action@v3
	with:
	version: ${{ env.LINT_VERSION }}

	codespell:
	name: Codespell
	runs-on: ubuntu-latest
	timeout-minutes: 5
	steps:
	- uses: actions/checkout@v3
	- name: Codespell test
	uses: codespell-project/actions-codespell@master

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