Install GraalVM for main CI build on Linux

Author: marcphilipp

.github/workflows/main.yml

@@ -27,6 +27,13 @@ jobs:
       run: |
         sudo apt-get update
         sudo apt-get install graphviz
+    - name: Install GraalVM
+      uses: graalvm/setup-graalvm@v1
+      with:
+        version: 'latest'
+        java-version: '17'
+        components: 'native-image'
+        github-token: ${{ secrets.GITHUB_TOKEN }}
     - name: Build
       uses: ./.github/actions/main-build
       with:

platform-tooling-support-tests/projects/graalvm-starter/gradle.properties

@@ -0,0 +1 @@
+org.gradle.java.installations.fromEnv=GRAALVM_HOME