fix(calendar): stop the month name deciding how wide the grid is #24

	name: CI

	on:
	push:
	branches: ['**']

	# A newer push to the same branch cancels an in-progress run for that branch.
	concurrency:
	group: ci-${{ github.ref }}
	cancel-in-progress: true

	permissions:
	contents: read
	id-token: write

	jobs:
	verify:
	name: maven verify
	runs-on: ubuntu-latest

	steps:
	- name: checkout
	uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1

	- name: set up JDK 21
	uses: actions/setup-java@b6effb05e454b25005698d916606bdc6ffcbf961 # v5.7.0
	with:
	distribution: temurin
	java-version: '21'
	cache: maven

	# Harbor archives with a real browser and will not save a page it cannot
	# archive, so the suite needs one. Built from the repository rather than pulled,
	# for the same reason the image is ours: the flags are visible here.
	# No browser to start: the tests bring up their own Chromium the same way they
	# bring up PostgreSQL, so there is one mechanism rather than two and nothing here
	# to keep in step with the compose file.
	- name: maven verify
	run: mvn --batch-mode --no-transfer-progress -Dbuild.commit=${{ github.sha }} clean verify

	docker:
	name: build and publish docker image
	needs: verify
	if: github.ref == 'refs/heads/main'
	uses: ./.github/workflows/docker.yml
	secrets: inherit
	with:
	sha: ${{ github.sha }}

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