feat(entities): afegeix stone i column com a muros decoratius

data/maps/p1/r1.yaml

@@ -131,5 +131,11 @@ entities:
   - type: torch
     position: [4, 2]
   - type: door
+  - type: column
+    position: [6, 5]
+    frame: 2
   - type: mummy
     position: [10, 11]
+  - type: stone
+    position: [10, 5]
+    frame: 16