feat(timeline): PRs as first-class time-series metric on org + dev pa… #72

	name: Build and Publish Docker Image

	on:
	push:
	branches: [main]
	workflow_dispatch:

	permissions:
	contents: read
	packages: write

	concurrency:
	group: docker-publish-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v5
	- uses: actions/setup-node@v5
	with:
	node-version: 20
	cache: 'npm'
	- run: npm ci
	- run: npm test -- --ci

	build-and-push:
	needs: test
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v5

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

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

	- name: Determine image tags
	id: tags
	run: \|
	SHA="${{ github.sha }}"
	SHORT_SHA="${SHA:0:7}"
	IMAGE="ghcr.io/${GITHUB_REPOSITORY,,}"
	# Always tag with short commit SHA.
	# workflow_dispatch can target any branch — this allows building
	# feature branch images for testing before merge.
	TAGS="${IMAGE}:${SHORT_SHA}"
	# Only tag :latest on push to main (not on manual workflow_dispatch)
	if [[ "${{ github.event_name }}" == "push" && "${{ github.ref }}" == "refs/heads/main" ]]; then
	TAGS="${TAGS},${IMAGE}:latest"
	fi
	echo "tags=${TAGS}" >> "$GITHUB_OUTPUT"

	- name: Build and push Docker image
	uses: docker/build-push-action@v6
	with:
	context: .
	push: true
	tags: ${{ steps.tags.outputs.tags }}
	build-args: \|
	COMMIT_SHA=${{ github.sha }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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