added behaviour entity type

src/player.c

@@ -8,6 +8,10 @@ void player_start(Player* self) {
     self->transform = IdentityTransform;
 }
 
+void player_update(Player* self, float dt) {
+    
+}
+
 Transform* player_get_transform(Player* self) {
     return &self->transform;
 }