improve error checks and messages #27


	name: Build Firmware

	on:
	push:
	branches:
	- "*"
	tags:
	- "v*"

	env:
	REPO: ghcr.io/elcritch/nesper

	jobs:
	build: !test
	runs-on: ubuntu-22.04

	steps:

	- name: Env
	run: env

	- uses: actions/checkout@v3
	with:
	submodules: recursive

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	# Extract metadata (tags, labels) for Docker
	- name: Set Tag
	run: \|
	VERSION=$(cat esp32_sensor_router.nimble \| grep version \| awk '{print $3}' \| tr -d '"')
	DATE=$(date --iso-8601)
	RTAG=$(cat .git/HEAD \| tr '/' ' ' \| cut -d ' ' -f 4)

	ITAG=$REPO:$RTAG-$DATE
	ITAG=$ITAG,$REPO:version-$VERSION
	ITAG=$ITAG,$REPO:ref-$GITHUB_SHA
	echo "ITAG=$ITAG" >> $GITHUB_ENV

	# Build and push Docker image with Buildx (don't push on PR)
	# https://github.com/docker/build-push-action
	- name: Build and push Docker image
	id: build-and-push
	uses: docker/build-push-action@v4
	with:
	context: .
	file: .devcontainer/Dockerfile.build
	push: false
	platforms: linux/amd64
	tags: ${{ env.ITAG }}
	secrets: \|
	GIT_AUTH_TOKEN=${{ secrets.GITHUB_TOKEN }}

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