Add Metalava SemVer Task #5

	name: Metalava SemVer Check

	on:
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest
	permissions:
	pull-requests: write
	steps:
	- name: Checkout main
	uses: actions/[email protected]
	with:
	ref: ${{ github.base_ref }}

	- name: Set up JDK 17
	uses: actions/[email protected]
	with:
	java-version: 17
	distribution: temurin
	cache: gradle

	- name: Copy previous api.txt files
	run: ./gradlew copyApiTxtFile

	- name: Checkout PR
	uses: actions/[email protected]
	with:
	ref: ${{ github.head_ref }}
	clean: false

	- name: Run Metalava SemVer check
	run: ./gradlew metalavaSemver

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