Fixed errors on servers below 1.12.1 #227

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.
	# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
	# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle

	name: Java CI with Gradle

	on:
	push:
	branches: '*'
	pull_request:
	branches: '*'

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK 17
	uses: actions/setup-java@v2
	with:
	java-version: '17'
	distribution: 'temurin'
	- name: Build with Gradle
	uses: gradle/gradle-build-action@937999e9cc2425eddc7fd62d1053baf041147db7
	with:
	arguments: :shadowJar
	- name: Upload plugin jar artifact
	uses: actions/[email protected]
	with:
	# Artifact name
	name: plugin jar
	# A file, directory or wildcard pattern that describes what to upload
	path: build/libs/ajLeaderboards*.jar
	# The desired behavior if no files are found using the provided path.
	if-no-files-found: error
	- name: Upload build files artifact
	uses: actions/[email protected]
	with:
	# Artifact name
	name: build-files
	# A file, directory or wildcard pattern that describes what to upload
	path: 'build/*'
	# The desired behavior if no files are found using the provided path.
	if-no-files-found: error
	retention-days: 2

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