add red rupee behind canon

src/dusk/randomizer/generator/data/actor_additions.yaml

@@ -6,7 +6,7 @@
 ACTR: # Objects which have the ACTR dzx type
   F_SP115: # Lake Hylia
     0: # Room 0 - Main Lake
-      # Spawn Auru on layer 3
+      # Spawn Auru on layers 1 & 3
       - name: Rafrel
         parameters: 0x00001D01
         position:
@@ -21,6 +21,23 @@ ACTR: # Objects which have the ACTR dzx type
           - 1
           - 3
 
+      # Spawn red rupee behind canon so players always have
+      # enough money for the canon
+      - name: item
+        parameters: 0xF3FFFF04
+        position:
+          x: -108290.086
+          y: -18654.748
+          z: 45935.2969
+        angle:
+          x: 0x0000
+          y: 0x0001
+          z: 0x003F
+        layers:
+          - 1
+          - 2
+          - 3
+
   F_SP117: # Sacred Grove
     1: # Room 1 - Pedestal of Time
       # Spawn in the Master Sword actor