Update JDK version from 17 to 21 in workflow #293

	# This workflow will build a Java project with Gradle
	# 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: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@main

	- name: Set up JDK 21
	uses: actions/setup-java@main
	with:
	java-version: '21'
	distribution: 'temurin'
	cache: 'gradle'

	- name: Setup Gradle
	uses: gradle/gradle-build-action@main

	- name: Grant execute permission for gradlew
	run: chmod +x gradlew

	- name: Build with Gradle
	run: ./gradlew build --scan

	- name: Upload build reports
	uses: actions/upload-artifact@main
	if: success() \|\| failure()
	with:
	name: build-reports
	path: build/reports/

Provide feedback