Improve transition source error msg, add api for msg string #251

	# (c) https://github.com/MontiCore/monticore
	name: Deploy Snapshot


	concurrency: # run this test workflow only once per "branch"
	group: ${{ github.repository }}-${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	on:
	push: # run this pipeline on every push
	paths-ignore:
	- "*.md" # do not run this pipeline if the only change was to markdown files
	branches: [ "dev" ] # Only run on the default branch
	repository_dispatch: # and on request of upstream projects
	types: [ trigger_after_upstream_deploy ]

	env:
	GRADLE_VERSION: 7.6 # Gradle version used
	GRADLE_CLI_OPTS: "-Pci --build-cache --refresh-dependencies " # CLI options passed to Gradle
	GRADLE_BUILD_ACTION_CACHE_KEY_JOB: "test-cache-${{ github.head_ref }}.${{ github.sha }}"

	permissions:
	contents: read


	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout project sources
	uses: actions/checkout@v4
	- name: Setup Gradle
	uses: gradle/actions/setup-gradle@v4
	with:
	gradle-version: ${{env.GRADLE_VERSION}}
	- name: Gradle build
	run: gradle build ${{env.GRADLE_CLI_OPTS}}

	deploy:
	permissions:
	packages: write
	runs-on: ubuntu-latest
	needs: build
	if: github.ref == 'refs/heads/dev'
	steps:
	- name: Checkout project sources
	uses: actions/checkout@v4
	- name: Setup Gradle
	uses: gradle/actions/setup-gradle@v4
	with:
	gradle-version: ${{env.GRADLE_VERSION}}
	- name: Gradle Publish
	run: gradle publish ${{env.GRADLE_CLI_OPTS}} -PmavenPassword=${{ secrets.SE_NEXUS_PASSWORD }} -PmavenUser=${{ secrets.SE_NEXUS_USER }}
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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