Update eclipse-temurin Docker tag to v21 #112

	name: Publish Docker image
	on:
	release:
	types: [published]
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	push_to_registries:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	config:
	- {name: imongr}
	name: Image shinyproxy-${{ matrix.config.name }}
	steps:
	- name: Check out the repo
	uses: actions/[email protected]
	- name: Lint Dockerfile
	uses: hadolint/[email protected]
	with:
	dockerfile: "${{ matrix.config.name }}/Dockerfile"
	- name: Prepare tags
	id: docker_meta
	uses: docker/[email protected]
	with:
	images: hnskde/shinyproxy-${{ matrix.config.name }}
	tags: \|
	type=ref,event=branch
	type=ref,event=pr
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}
	- name: Set up QEMU
	uses: docker/[email protected]
	- name: Set up Docker Buildx
	uses: docker/[email protected]
	- name: Login to DockerHub
	if: github.event_name != 'pull_request'
	uses: docker/[email protected]
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	- name: Build and push to Docker Hub
	uses: docker/[email protected]
	with:
	context: ./${{ matrix.config.name }}
	platforms: linux/amd64,linux/arm64
	file: ./${{ matrix.config.name }}/Dockerfile
	push: ${{ github.event_name != 'pull_request' }}
	tags: ${{ steps.docker_meta.outputs.tags }}
	labels: ${{ steps.docker_meta.outputs.labels }}
	build-args: GH_PAT=${{ secrets.GITHUB_TOKEN }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

Provide feedback