Add last_scan_dt check if no scan yet #13

	name: Build and Push Docker Images

	on:
	push:
	tags:
	- '*'
	workflow_dispatch:

	env:
	IMAGE_NAME: humitifier
	DOCKERFILE_DEMO_PATH: ./Dockerfile.demo
	DOCKERFILE_PATH: ./Dockerfile

	jobs:
	build-and-push:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Compile CSS from SCSS files
	uses: gha-utilities/[email protected]
	with:
	source: web/style.scss
	destination: static/out.css

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and push main image
	uses: docker/build-push-action@v4
	with:
	context: .
	file: ${{ env.DOCKERFILE_PATH }}
	push: true
	tags: ghcr.io/centrefordigitalhumanities/humitifier/${{ env.IMAGE_NAME }}:latest

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