Update ICU4J demo scripts to new project location (#44) #66

	name: Build ICU4C Demos

	on:
	push:
	branches:
	- '*'
	pull_request:
	branches:
	- '*'
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	# "fail-fast: false" let other jobs keep running even if the test break in some locales.
	fail-fast: false
	matrix:
	# Build with 3 configuration: the icu in the system, the latest rc and the latest release.
	# Bump the verion after each release is out.
	icu_path:
	- system
	- https://github.com/unicode-org/icu/releases/download/release-73-rc/icu4c-73rc-src.tgz
	- https://github.com/unicode-org/icu/releases/download/release-73-2/icu4c-73_2-src.tgz
	steps:
	- uses: actions/checkout@v2
	# ccache?
	- name: Cache apk
	uses: actions/cache@v2
	with:
	path: ~/.apk
	key: apk
	restore-keys: apk

	- name: Build iucsamples4c with docker
	run: \|
	cd iucsamples/c && docker run --rm -v $HOME/.apk:/etc/apk/cache -v $(pwd)/:/usr/src -w /usr/src alpine:edge sh -c "apk --update add gcc make g++ bsd-compat-headers pkgconfig icu-dev && make all check"

	- name: Build icudemos with docker
	# https://github.com/FrankYFTang/icu-demos/blob/main/icu-kube/build.sh
	run: \|
	set +x;
	exec docker build -t unicode/icu4c-demos:latest --build-arg ICU_PATH=${{matrix.icu_path}} . -f icu-kube/docker.d/icu4c-demos/Dockerfile
	# TODO: non-docker build?

Provide feedback