[#53933] GH Actions: Added pre-commit job #4

	name: Publish Docker image for demo

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

	jobs:
	PublishDocker:
	runs-on: ubuntu-latest

	steps:
	- name: Cancel previous
	uses: styfle/[email protected]
	with:
	access_token: ${{ github.token }}
	- name: Increase build space
	run: \|
	sudo rm -rf /usr/share/dotnet/*
	sudo rm -rf /usr/local/lib/android/*
	sudo rm -rf /opt/ghc/*
	- name: Checkout sources
	uses: actions/checkout@v3
	with:
	submodules: 'recursive'
	- name: Build Docker image
	run: ./examples/mask_rcnn/build-docker.sh
	- name: Login to registry
	if: github.ref == 'refs/heads/main' && github.event_name != 'pull_request'
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ github.token }}
	- name: Push image to registry
	if: github.ref == 'refs/heads/main' && github.event_name != 'pull_request'
	run: docker push ghcr.io/antmicro/ros2-vision-node-base:vision-node-base

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