Skip CI tests for non-code changes using dorny/paths-filter #580

	name: CI

	on:
	pull_request:
	push:
	branches:
	- main
	workflow_dispatch:

	jobs:
	changes:
	runs-on: ubuntu-latest
	outputs:
	code: ${{ steps.changes.outputs.code }}
	docs: ${{ steps.changes.outputs.docs }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- uses: dorny/paths-filter@v3
	id: changes
	with:
	filters: \|
	code:
	- '**.scala'
	- '**.java'
	- '**.sbt'
	- '.github/workflows/**.yml'
	- 'project/build.properties'
	- 'msgpack-core/**'
	- 'msgpack-jackson/**'
	docs:
	- '**.md'
	- '**.txt'
	- 'LICENSE'

	code_format:
	name: Code Format
	runs-on: ubuntu-latest
	needs: changes
	if: ${{ needs.changes.outputs.code == 'true' }}
	steps:
	- uses: actions/checkout@v4
	- name: jcheckstyle
	run: ./sbt jcheckStyle

	test:
	name: Test JDK${{ matrix.java }}
	runs-on: ubuntu-latest
	needs: changes
	if: ${{ needs.changes.outputs.code == 'true' }}
	strategy:
	matrix:
	java: ['8', '11', '17', '21', '24']
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-java@v4
	with:
	distribution: 'zulu'
	java-version: ${{ matrix.java }}
	- uses: actions/cache@v4
	with:
	path: ~/.cache
	key: ${{ runner.os }}-jdk${{ matrix.java }}-${{ hashFiles('*/.sbt') }}
	restore-keys: ${{ runner.os }}-jdk${{ matrix.java }}-
	- name: Test
	run: ./sbt test
	- name: Universal Buffer Test
	run: ./sbt test -J-Dmsgpack.universal-buffer=true

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