Update to R 4.4 & Bioconductor 3.19 #165

	name: Build Docker

	# Controls when the action will run. Triggers the workflow for a pull request for
	# master when the Dockerfile or renv.lock file changes.
	on:
	pull_request:
	branches:
	- master
	paths:
	- Dockerfile
	- renv.lock

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	build:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v4

	# set up Docker build
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	# Build docker image
	- name: Build Docker image
	uses: docker/build-push-action@v5
	with:
	push: false
	context: .
	file: Dockerfile
	tags: ccdl/training_dev:latest
	cache-from: type=gha
	cache-to: type=gha,mode=max

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