feat: add full testing and CI setup #1

	name: CI

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

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

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: '1.26.1'

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

	- name: Download dependencies
	run: go mod download

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Start test SSH server
	run: docker compose up -d

	- name: Wait for SSH to be ready
	run: \|
	for i in {1..30}; do
	if nc -z localhost 2222; then
	echo "SSH is ready"
	exit 0
	fi
	sleep 2
	done
	echo "SSH failed to start"
	exit 1

	- name: Run unit tests
	run: \|
	go test -v ./passwd/...
	go test -v ./group/...
	go test -v ./authorized_keys/...

	- name: Run integration tests
	run: go test -v -timeout 5m -run . ./...

	- name: Stop test SSH server
	if: always()
	run: docker compose down

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