build: replace deprecated compiler options #171

	name: Build, push and sign
	on:
	push:
	branches:
	- master
	paths-ignore:
	- "*.md"
	jobs:
	build_push_sign:
	permissions:
	contents: "write"
	id-token: "write"
	packages: "write"
	outputs:
	img_to_deploy: ${{ steps.build-push-sign.outputs.tag }}
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # ratchet:actions/checkout@v4
	- name: Set up JDK 21
	uses: actions/setup-java@6a0805fcefea3d4657a47ac4c165951e33482018 # ratchet:actions/setup-java@v4
	with:
	java-version: '21'
	distribution: 'temurin'
	cache: 'gradle'
	- name: Setup Gradle
	uses: gradle/actions/setup-gradle@af1da67850ed9a4cedd57bfd976089dd991e2582 # ratchet:gradle/actions/setup-gradle@v4
	- name: Generate and submit dependency graph
	uses: gradle/actions/dependency-submission@af1da67850ed9a4cedd57bfd976089dd991e2582 # ratchet:gradle/actions/dependency-submission@v4
	- name: Gradle build
	run: ./gradlew build
	- uses: sigstore/cosign-installer@59acb6260d9c0ba8f4a2f9d9b48431a222b68e20 # ratchet:sigstore/cosign-installer@v3
	- name: Verify distroless base image
	run: \|
	cosign verify \
	--certificate-identity "[email protected]" \
	--certificate-oidc-issuer "https://accounts.google.com" \
	gcr.io/distroless/java21-debian12:nonroot
	- name: "Build and push image"
	uses: nais/platform-build-push-sign@main # ratchet:exclude
	id: build-push-sign
	with:
	name: tokendings
	google_service_account: gh-tokendings
	workload_identity_provider: ${{ secrets.NAIS_IO_WORKLOAD_IDENTITY_PROVIDER }}
	push_ghcr: true
	multi-platform: true

Provide feedback