Moves github actions to latest Ubuntu LTS 24.04 (#126) #33

	# yamllint --format github .github/workflows/deploy.yml
	---
	name: deploy webmvc25-jetty

	on:
	# We deploy non-tagged pushes to master relevant for this project. We can't opt out of
	# documentation-only commits because GH actions does not permit paths and paths-ignore.
	push:
	tags: ''
	branches: master
	paths:
	- "build-bin/**"
	- "docker/**"
	- "webmvc25-jetty/**"
	- ".github/workflows/deploy-webmvc25-jetty.yaml"
	- "parent-pom.xml"

	jobs:
	deploy:
	runs-on: ubuntu-24.04 # newest available distribution, aka noble
	steps:
	- name: Checkout Repository
	uses: actions/checkout@v4
	- name: Cache local Maven repository
	uses: actions/cache@v4
	with:
	path: ./m2repository # Shared with the Docker build context via .dockerignore
	key: ${{ runner.os }}-webmvc25-jetty-maven-${{ hashFiles('parent-pom.xml', 'webmvc25-jetty/pom.xml') }}
	restore-keys: ${{ runner.os }}-webmvc25-jetty-maven-
	# Don't attempt to cache Docker. Sensitive information can be stolen
	# via forks, and login session ends up in ~/.docker. This is ok because
	# we publish DOCKER_PARENT_IMAGE to ghcr.io, hence local to the runner.
	- name: Deploy webmvc25-jetty
	env:
	# GH_USER=<user that created GH_TOKEN>
	GH_USER: ${{ secrets.GH_USER }}
	# GH_TOKEN=<hex token value>
	# - pushes Docker images to ghcr.io
	# - create via https://github.com/settings/tokens
	# - needs repo:status, public_repo, write:packages, delete:packages
	GH_TOKEN: ${{ secrets.GH_TOKEN }}
	run: \|
	build-bin/configure_deploy webmvc25-jetty &&
	build-bin/deploy webmvc25-jetty

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