Add ObserverTracer direction particle for spawnParticle

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/features/observer/ObserverTracer.java

@@ -110,6 +110,11 @@ public class ObserverTracer {
 
     private void spawnParticle(Player player, Location location, Block block) {
         player.spawnParticle(Particle.FLAME, location.clone().add(0.5, 0.5, 0.5), 1, 0, 0, 0, 0);
+        if (block.getType() == Material.OBSERVER) {
+            BlockFace blockFace = ((Observer) block.getBlockData()).getFacing();
+            blockFace = blockFace.getOppositeFace();
+            player.spawnParticle(Particle.FLAME, location.clone().add(0.5 + blockFace.getModX() / 5.0, 0.5 + blockFace.getModY() / 5.0, 0.5 + blockFace.getModZ() / 5.0), 1, 0, 0, 0, 0);
+        }
     }
 
     private void calculateObserver(Block block) {