refactor(entities): unifica loader d'animacio via AnimationComponent::fromYaml i elimina fps:

data/entities/column/column.yaml

@@ -19,4 +19,4 @@ flags:
   collides: true
   interactable: false
 animations:
-  default: { frames: [0], fps: 1, loop: false }
+  default: { frames: [0], frame_ms: 1000, loop: false }