hello world app with CI initial test-run #5

	name: CI Pipeline

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: 1.22

	- name: Set working directory
	run: cd ./hello-world/

	- name: Install dependencies
	run: go mod tidy
	working-directory: ./hello-world/

	- name: Build the application
	run: go build -v ./...
	working-directory: ./hello-world/

	- name: Run unit tests
	run: go test -v ./...
	working-directory: ./hello-world/

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Log in to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: Build and push Docker image
	uses: docker/build-push-action@v5
	with:
	context: ./hello-world
	file: ./hello-world/Dockerfile
	push: true
	tags: ${{ secrets.DOCKER_USERNAME }}/hello-world-server:latest

	- name: Install Cosign (Container Signing Tool)
	run: \|
	curl -LO https://github.com/sigstore/cosign/releases/download/v2.0.0/cosign-linux-amd64
	chmod +x cosign-linux-amd64
	sudo mv cosign-linux-amd64 /usr/local/bin/cosign

	- name: Sign Docker image
	run: echo "${{ secrets.COSIGN_PRIVATE_KEY }}" \| cosign sign --key - ${{ secrets.DOCKER_USERNAME }}/hello-world-server:latest

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