Update holster, Golang to 1.22. #32

	name: Run tests

	on:
	pull_request:
	branches: [ master, main ]
	push:
	branches: [ master, main ]

	env:
	KAFKA_PEERS: 127.0.0.1:9092
	ZOOKEEPER_PEERS: 127.0.0.1:2181
	KAFKA_HOSTNAME: 127.0.0.1

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version-file: 'go.mod'

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.PKG_WRITER_PAT }}

	- name: Cache deps
	uses: actions/cache@v4
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}-go-

	- name: Install deps
	run: go mod download

	- name: Add hosts to /etc/hosts
	run: \|
	sudo echo "127.0.0.1 kafka" \| sudo tee -a /etc/hosts
	sudo echo "127.0.0.1 zookeeper" \| sudo tee -a /etc/hosts

	- name: Start containers
	run: docker-compose up -d

	- name: Create test topics
	run: .github/create_topics.sh

	- name: Run tests
	run: make test

	- name: Stop containers
	if: always()
	run: docker-compose down

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