Documentation updates #99

	name: Push latest GISNav multi-arch Docker images to GHCR

	on:
	#push:
	# branches: [ "master" ]
	pull_request:
	branches: [ "master" ]

	# Allows running manually from the Actions tab
	workflow_dispatch:

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	upload:
	runs-on: ubuntu-20.04
	timeout-minutes: 120
	defaults:
	run:
	shell: bash
	steps:
	- name: Checkout GISNav
	uses: actions/checkout@v3
	with:
	path: colcon_ws/src/gisnav
	fetch-depth: 0 # need for building docs (conf.py git describe)
	fetch-tags: True # need for building docs (conf.py git describe)

	- name: Login to GHCR
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract git tag from GITHUB_REF
	run: echo "TAG=$(echo ${GITHUB_REF#refs/tags/})" >> $GITHUB_ENV
	if: startsWith(github.ref, 'refs/tags/')

	- name: Setup Docker Buildx
	run: \|
	docker buildx create --use

	# TODO: try to use docker-compose.yaml file to avoid having to specify redundant build args here
	# Remove some directories and apt dependencies to free up disk space
	# for the multi-arch image
	- name: Build and push GISNav multi-arch Docker images
	run: \|
	sudo rm -rf /usr/share/dotnet
	sudo rm -rf /opt/ghc
	sudo rm -rf /usr/local/share/boost
	sudo rm -rf "$AGENT_TOOLSDIRECTORY"
	cd colcon_ws/src/gisnav
	docker buildx build --build-arg ROS_VERSION=humble --push --platform linux/amd64,linux/arm64 -f docker/mavros/Dockerfile --target gisnav -t ghcr.io/hmakelin/gisnav:${TAG:-latest} .

Provide feedback