fix: detect ARM64 architecture for sonar-scanner download

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/sonarqube.yml

@@ -60,9 +60,14 @@ jobs:
       - name: Install sonar-scanner
         run: |
           SONAR_SCANNER_VERSION=6.2.1.4610
-          curl -sSLo sonar-scanner.zip "https://binaries.sonarsource.com/Distribution/sonar-scanner-cli/sonar-scanner-cli-${SONAR_SCANNER_VERSION}-linux-x64.zip"
+          ARCH=$(uname -m)
+          case "$ARCH" in
+            aarch64|arm64) PLATFORM="linux-aarch64" ;;
+            *)             PLATFORM="linux-x64" ;;
+          esac
+          curl -sSLo sonar-scanner.zip "https://binaries.sonarsource.com/Distribution/sonar-scanner-cli/sonar-scanner-cli-${SONAR_SCANNER_VERSION}-${PLATFORM}.zip"
           unzip -q sonar-scanner.zip
-          ln -s "$(pwd)/sonar-scanner-${SONAR_SCANNER_VERSION}-linux-x64/bin/sonar-scanner" /usr/local/bin/sonar-scanner
+          ln -s "$(pwd)/sonar-scanner-${SONAR_SCANNER_VERSION}-${PLATFORM}/bin/sonar-scanner" /usr/local/bin/sonar-scanner
 
       - name: SonarQube Analysis
         run: |