make salvage magnets upgradable with capacitors (#16763)

Co-authored-by: deltanedas <@deltanedas:kde.org>

Resources/Prototypes/Entities/Objects/Devices/Circuitboards/Machine/production.yml

@@ -879,3 +879,18 @@
       materialRequirements:
         Steel: 1
         Cable: 2
+
+- type: entity
+  parent: BaseMachineCircuitboard
+  id: SalvageMagnetMachineCircuitboard
+  name: salvage magnet machine board
+  description: A machine printed circuit board for a salvage magnet.
+  components:
+  - type: MachineBoard
+    prototype: SalvageMagnet
+    requirements:
+      Capacitor: 4
+    materialRequirements:
+      Steel: 5
+      CableHV: 5
+      Cable: 2

Resources/Prototypes/Entities/Structures/Machines/salvage.yml

@@ -1,28 +1,28 @@
 - type: entity
+  parent: [ BaseMachinePowered, ConstructibleMachine ]
   id: SalvageMagnet
-  parent: BaseMachinePowered
   name: salvage magnet
-  description: "Pulls in salvage."
+  description: Pulls in salvage.
   components:
   - type: Sprite
     sprite: Structures/Machines/salvage.rsi
     layers:
-      - state: salvage-magnet
-      - state: salvage-magnet-ready
-        visible: false
-        map: [ "ready" ]
-      - state: salvage-magnet-ready-blinking
-        visible: false
-        map: [ "readyBlinking" ]
-      - state: salvage-magnet-unready
-        visible: false
-        map: [ "unready" ]
-      - state: salvage-magnet-unready-blinking
-        visible: false
-        map: [ "unreadyBlinking" ]
-      - state: salvage-magnet-o4
-        map: ["chargeState"]
-        shader: unshaded
+    - state: salvage-magnet
+    - state: salvage-magnet-ready
+      visible: false
+      map: [ "ready" ]
+    - state: salvage-magnet-ready-blinking
+      visible: false
+      map: [ "readyBlinking" ]
+    - state: salvage-magnet-unready
+      visible: false
+      map: [ "unready" ]
+    - state: salvage-magnet-unready-blinking
+      visible: false
+      map: [ "unreadyBlinking" ]
+    - state: salvage-magnet-o4
+      map: ["chargeState"]
+      shader: unshaded
   - type: Appearance
   - type: GenericVisualizer
     visuals:
@@ -58,25 +58,19 @@
     channels:
     - Supply
   - type: SalvageMagnet
-    offset: 0, 0
-    offsetRadiusMin: 24
-    offsetRadiusMax: 48
-    attachingTime: 30
-    holdTime: 240
-    detachingTime: 30
-    cooldownTime: 60
   - type: ApcPowerReceiver
     powerLoad: 2500 # TODO change this to a HV power draw that really hits the grid hard WHEN active
+  - type: Machine
+    board: SalvageMagnetMachineCircuitboard
 
 # For Knightship
 - type: entity
-  id: SalvageLocator
   parent: SalvageMagnet
+  id: SalvageLocator
   name: salvage locator
-  description: "Locates salvage."
+  description: Locates salvage.
   components:
   - type: SalvageMagnet
-    offset: 0, 0
     offsetRadiusMin: 12
     offsetRadiusMax: 48
   - type: ApcPowerReceiver