Added details about extender folders #937

	name: Docker Image CI

	on: [push, pull_request]

	jobs:

	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v1

	- name: Install Java
	uses: actions/setup-java@v3
	with:
	java-version: '11.0.15'
	distribution: 'temurin'

	- name: Free disk space
	run: \|
	df -h
	sudo swapoff -a
	sudo rm -f /swapfile
	sudo apt clean
	docker rmi $(docker image ls -aq)
	df -h

	- name: Build the extender-client.jar
	run: (cd client && ../gradlew build)

	- name: Test the extender-client.jar
	run: (cd client && ../gradlew test)

	- name: Build the Docker image
	run: ./server/scripts/build.sh -xtest
	env:
	DM_PACKAGES_URL: ${{ secrets.S3_URL }}

	- name: Test the Docker image
	run: ./gradlew test
	env:
	DM_PACKAGES_URL: ${{ secrets.S3_URL }}

	- name: Notify if tests failed
	uses: homoluctus/slatify@master
	if: failure()
	with:
	type: ${{ job.status }}
	job_name: 'Extender tests'
	channel: '#defold-alarms-build'
	url: ${{ secrets.SLACK_WEBHOOK }}

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