Mostly working overlay to show when in combat or not.

guecs.hpp

@@ -163,6 +163,15 @@ namespace guecs {
           return $world.get<Comp>(entity);
         }
 
+      template <typename Comp>
+        std::optional<Comp> get_if(DinkyECS::Entity entity) {
+          if($world.has<Comp>(entity)) {
+            return std::make_optional<Comp>($world.get<Comp>(entity));
+          } else {
+            return std::nullopt;
+          }
+        }
+
       template <typename Comp>
         void remove(DinkyECS::Entity ent) {
           $world.remove<Comp>(ent);