add "triggers" entity property

res/content/base/entities/drop.json

@@ -1,3 +1,6 @@
 {
-    "hitbox": [0.2, 0.2, 0.2]
+    "hitbox": [0.2, 0.2, 0.2],
+    "triggers": [
+        [-0.2, -0.2, -0.2, 0.2, 0.2, 0.2]
+    ]
 }

res/content/base/scripts/components/drop.lua

@@ -17,6 +17,7 @@ end
 function on_trigger_enter(index, oid)
     if ready and oid == 0 then
         entity:despawn()
+        inventory.add(player.get_inventory(oid), item.index("base:stone.item"), 1)
     end
 end