Fix link to documentation #37

	name: build and push docker image
	on:
	push:
	branches:
	- main
	jobs:
	dockerhub:
	name: Push Docker image to Docker Hub
	runs-on: ubuntu-latest
	steps:
	- name: set env
	run: \|
	curl -o setenv.sh -- 'https://raw.githubusercontent.com/t2-project/kube/main/setenv.sh'
	vi setenv.sh -c ':%s/^export //' -c ':%s/$.$#./\1/' -c ':%s/\s*$//g' -c ':wq' # Strip out 'export ' at the beginning, comments, and trailing whitespace
	cat setenv.sh >> $GITHUB_ENV
	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	- name: check out order
	uses: actions/checkout@v2
	with:
	path: './order'
	- name: check out common
	uses: actions/checkout@master
	with:
	repository: t2-project/common
	path: './common'
	- name: set up jdk
	uses: actions/setup-java@v2
	with:
	distribution: 'adopt'
	java-version: '11'
	- name: build common
	run: cd common && ./mvnw clean install
	- name: verify order
	run: cd order && ./mvnw clean install
	- run: \|
	echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
	- name: Build and push (manual)
	run: \|
	echo ${{ env.RELEASE_VERSION }}
	echo $RELEASE_VERSION
	cd order
	docker build -t t2project/order:${{ env.RELEASE_VERSION }} .
	docker push t2project/order:${{ env.RELEASE_VERSION }}

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