Allow CACHE_DIR as well as CACHEDIR #24

	---
	# see https://github.com/FGasper/perl-github-action-tips

	name: Test Code on Alpine Linux
	on:
	push:
	branches:
	- '*'
	tags-ignore:
	- '*'
	pull_request:
	jobs:
	build:
	runs-on: ubuntu-latest

	container:
	image: alpine

	steps:
	# - uses: actions/checkout@main
	- name: Install Dependencies
	continue-on-error: true
	run: \|
	apk update
	apk upgrade
	apk add perl perl-dev perl-app-cpanminus make gzip git gcc musl-dev
	apk add linux-headers perl-test-most perl-test-nowarnings
	apk add perl-getopt-long perl-clone perl-digest-sha1 perl-cache-cache
	perl -V
	# cpanm -iqn ExtUtils::MakeMaker File::Spec Test::Most
	# cpanm -iqn Sub::Identify Log::Any
	# cpanm -iqn Sub::Private LWP::UserAgent Test::CleanNamespaces
	cpanm -iqn HTML::Entities HTTP::Headers HTTP::Request
	cpanm -iqn LWP::UserAgent LWP::Simple::WithCache
	cd $RUNNER_WORKSPACE
	git clone --recurse-submodules $GITHUB_SERVER_URL/$GITHUB_REPOSITORY.git
	cd $GITHUB_WORKSPACE
	cpanm -iqn File::Spec ExtUtils::MakeMaker
	cpanm -iqn --installdeps .
	- name: Make module
	run: \|
	# find ~ -name build.log \| xargs cat
	cd $GITHUB_WORKSPACE
	perl Makefile.PL
	make
	- name: Run Tests
	run: \|
	cd $GITHUB_WORKSPACE
	make test AUTHOR_TESTING=1
	env:
	AUTHOR_TESTING: 1
	AUTOMATED_TESTING: 1

Provide feedback