dist: support building packages in Github Actions #1

	on:
	push:
	branches:
	- master
	- branch-*

	jobs:
	build:
	runs-on: ubuntu-latest
	name: Build packages
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-java@v4
	with:
	distribution: temurin
	java-version: '11'
	cache: 'maven'
	cache-dependency-path: 'scylla-jmx-parent/pom.xml'
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y devscripts debhelper
	- name: Build relocatable package
	run: \|
	./reloc/build_reloc.sh --nodeps
	echo "VERSION=$(./SCYLLA-VERSION-GEN)" >> "$GITHUB_ENV"
	- name: Build RPM
	run: \|
	./reloc/build_rpm.sh --reloc-pkg build/scylla-jmx-${VERSION}.noarch.tar.gz
	- name: Build DEB
	run: \|
	./reloc/build_deb.sh --reloc-pkg build/scylla-jmx-${VERSION}.noarch.tar.gz
	- name: Upload relocatable package
	uses: actions/upload-artifact@v4
	with:
	name: scylla-jmx-relocatable-${{env.VERSION}}
	path: build/scylla-jmx-*.noarch.tar.gz
	if-no-files-found: error
	- name: Upload RPM
	uses: actions/upload-artifact@v4
	with:
	name: scylla-jmx-rpm-${{env.VERSION}}
	path: build/redhat/RPMS/noarch/scylla-jmx-*.noarch.rpm
	if-no-files-found: error
	- name: Upload DEB
	uses: actions/upload-artifact@v4
	with:
	name: scylla-jmx-deb-${{env.VERSION}}
	path: build/debian/scylla-jmx_*_all.deb
	if-no-files-found: error
	- name: Publish packages to release
	uses: softprops/action-gh-release@v2
	if: startsWith(github.ref, 'refs/tags/')
	with:
	generate_release_notes: true
	files: \|
	build/scylla-jmx-*.noarch.tar.gz
	build/redhat/RPMS/noarch/scylla-jmx-*.noarch.rpm
	build/debian/scylla-jmx_*_all.deb

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