✨ Add support for nested package paths (#14) #19

	name: Build and Push Package Images

	on:
	workflow_dispatch:
	push:
	branches:
	- main
	paths:
	- 'libs/**'
	workflow_call:

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix: ${{fromJson(needs.setup.outputs.matrix)}}
	needs: [setup]
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

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

	- name: Create temporary Dockerfile
	run: \|
	cat >libs/Dockerfile <<'EOF'
	FROM scratch
	LABEL org.opencontainers.image.source https://github.com/${{ github.repository }}

	ARG PACKAGE
	COPY ${PACKAGE}/* /${PACKAGE}/
	EOF

	- name: Build and push Docker image
	uses: docker/build-push-action@v5
	with:
	context: ./libs
	file: ./libs/Dockerfile
	build-args: PACKAGE=${{ matrix.item }}
	push: true
	tags: ghcr.io/lf-certification/bashp-${{ matrix.item }}:latest

	setup:
	runs-on: ubuntu-latest
	outputs:
	matrix: ${{ steps.set-matrix.outputs.matrix }}
	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: List all directories in libs and create matrix
	id: set-matrix
	run: \|
	json=$(
	(
	for directory in $(find libs/ -mindepth 1 -type d); do
	echo -n '"'"${directory#*/}"'",'
	done
	echo '""'
	) \| sed -E 's/,?""$//'
	)

	echo "matrix={\"item\":[$json]}" >> $GITHUB_OUTPUT
	shell: bash

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