v1.0.0-rc4 #264

	on:
	push:
	branches:
	- main
	release:
	types:
	- created

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgis/postgis:16-3.4-alpine
	env:
	POSTGRES_PASSWORD: postgres
	ports:
	- 5432:5432

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Set up Nix
	uses: DeterminateSystems/nix-installer-action@main

	- name: Set up Nix Caching using GitHub Actions Cache
	uses: DeterminateSystems/magic-nix-cache-action@v2

	- name: Check health of Nix flake input
	uses: DeterminateSystems/flake-checker-action@main

	- name: Run project checks
	run: nix develop -c check_project

	- name: Set container release tag
	run: \|
	if [[ "$GITHUB_REF_TYPE" == "tag" ]]; then
	echo -n "${GITHUB_REF#refs/tags/}" > ./container_release
	else
	echo -n "main-$(git rev-parse --short HEAD)" > ./container_release
	fi
	# Export value to Github variables
	echo "TAG=$(cat ./container_release)" >> $GITHUB_ENV

	- name: Login to GitHub Container Registry
	run: echo "${{ secrets.GITHUB_TOKEN }}" \| skopeo login ghcr.io --username ${{ github.actor }} --password-stdin

	- name: Build and push Docker image
	run: \|
	nix build .#dockerImage
	./result \| gzip --fast \| \
	skopeo copy \
	docker-archive:/dev/stdin \
	docker://ghcr.io/safehavenmaps/safehaven:$TAG

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