Add warnings on Windows and Linux AArch64

src/main/java/com/gluonhq/substrate/target/LinuxTargetConfiguration.java

@@ -113,6 +113,8 @@ public LinuxTargetConfiguration(ProcessPaths paths, InternalProjectConfiguration
     public boolean compile() throws IOException, InterruptedException {
         if (isAarch64) {
             projectConfiguration.setUsePrismSW(true); // for now, when compiling for AArch64, we should not assume hw rendering
+            Logger.logSevere("Error: Building a native image is not yet supported on Linux AArch64 with this version.\nPlease use GluonFX plugin version 1.0.23 instead.");
+            return false;
         }
         return super.compile();
     }

src/main/java/com/gluonhq/substrate/target/WindowsTargetConfiguration.java

@@ -205,6 +205,12 @@ private List<String> asListOfWholeArchiveLinkFlags(List<String> libraries) {
         return linkFlags;
     }
 
+    @Override
+    public boolean compile() throws IOException, InterruptedException {
+        Logger.logSevere("Building a native image is not yet supported on Windows with this version.\nPlease use GluonFX plugin version 1.0.23 instead.");
+        return false;
+    }
+
     @Override
     public boolean link() throws IOException, InterruptedException {
         createIconResource();
@@ -319,7 +325,7 @@ List<String> getAdditionalSourceFiles() {
 
     @Override
     public boolean createStaticLib() throws IOException, InterruptedException {
-        Logger.logSevere("Error: building a static image is not supported on Windows");
+        Logger.logSevere("Error: building a static image is not supported on Windows yet");
         return false;
     }