implement generic Retryable from config #381

	name: Release with Jitpack

	on:
	pull_request:
	branches:
	- master
	push:
	branches:
	- master
	- refs/tags/*
	tags:
	- '*'

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- name: Set up JDK 1.8
	uses: actions/setup-java@v1
	with:
	java-version: 1.8
	- name: Build
	run: ./gradlew check
	- name: Archive test reports
	uses: actions/upload-artifact@v2
	with:
	name: test-reports
	path: build/reports/tests/
	- name: Release
	run: \|
	echo "Triggering JitPack build"

	PACKAGES_URL="https://jitpack.io/com/github/${GITHUB_REPOSITORY}/${GITHUB_REF#refs/tags/}/"
	PACKAGES_FILE="packages.txt"
	touch ${PACKAGES_FILE}
	# Try the URL 6 times before failing
	count=1
	until [[ $count -gt 6 ]] \|\| grep -q build.log ${PACKAGES_FILE} ; do
	echo "Attempt ${count}/6"
	STATUS=$(curl -s -o packages.txt -w "%{http_code}" --max-time 900 ${PACKAGES_URL})

	let count+=1
	if [[ "${STATUS}" -gt 399 ]]; then
	sleep 30
	fi
	done

	echo "::group::Files Available"
	echo $(cat ${PACKAGES_FILE})
	echo "::endgroup::"

	if [[ ${STATUS} -gt 399 ]] ; then
	echo "FAILURE: ${STATUS} response from JitPack"
	exit 1
	fi
	if: startsWith(github.ref, 'refs/tags')

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