ci: add a GH action for SonarCloud #7

	name: SonarCloud

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	sonarcloud:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Set up JDK 17
	id: setup-java
	uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: '17'

	- name: Cache SonarCloud packages
	uses: actions/cache@v4
	with:
	path: ~/.sonar/cache
	key: ${{ runner.os }}-sonar

	- name: Cache SonarCloud scanner
	id: cache-sonar-scanner
	uses: actions/cache@v4
	with:
	path: ~/.sonar/scanner
	key: ${{ runner.os }}-sonar-scanner

	- name: Install SonarCloud scanner
	if: steps.cache-sonar-scanner.outputs.cache-hit != 'true'
	run: \|
	curl -sSLo sonar-scanner.zip https://binaries.sonarsource.com/Distribution/sonar-scanner-cli/sonar-scanner-cli-4.6.2.2472-linux.zip
	unzip sonar-scanner.zip -d ~/.sonar/
	mv ~/.sonar/sonar-scanner-4.6.2.2472-linux ~/.sonar/scanner
	~/.sonar/scanner/bin/sonar-scanner --version

	- name: Ensure Java 17 is used
	run: \|
	echo "JAVA_HOME: ${{ steps.setup-java.outputs.java-home }}"
	export JAVA_HOME=${{ steps.setup-java.outputs.java-home }}
	export PATH=${JAVA_HOME}/bin:${PATH}
	java -version

	- name: SonarCloud Scan
	env:
	SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
	run: \|
	export JAVA_HOME=${{ steps.setup-java.outputs.java-home }}
	export PATH=${JAVA_HOME}/bin:${PATH}
	~/.sonar/scanner/bin/sonar-scanner -X \
	-Dsonar.projectKey=fireorm24 \
	-Dsonar.organization=elersong \
	-Dsonar.host.url=https://sonarcloud.io \
	-Dsonar.login=${{ secrets.SONAR_TOKEN }}

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