SMES and substation require power cells as machine parts (#20344)

* Initial commit

* Balancing and tweaks

Content.Server/Power/Components/UpgradeBatteryComponent.cs

@@ -11,7 +11,7 @@ namespace Content.Server.Power.Components
         ///     The machine part that affects the power capacity.
         /// </summary>
         [DataField("machinePartPowerCapacity", customTypeSerializer: typeof(PrototypeIdSerializer<MachinePartPrototype>))]
-        public string MachinePartPowerCapacity = "Capacitor";
+        public string MachinePartPowerCapacity = "PowerCell";
 
         /// <summary>
         ///     The machine part rating is raised to this power when calculating power gain

Content.Server/Power/Components/UpgradePowerSupplyRampingComponent.cs

@@ -0,0 +1,38 @@
+using Content.Server.Construction.Components;
+using Content.Shared.Construction.Prototypes;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+
+namespace Content.Server.Power.Components
+{
+
+    [RegisterComponent]
+    public sealed partial class UpgradePowerSupplyRampingComponent : Component
+    {
+        [ViewVariables(VVAccess.ReadWrite)]
+        public float BaseRampRate;
+
+        /// <summary>
+        ///     The machine part that affects the power supply ramping
+        /// </summary>
+        [DataField("machinePartPowerCapacity", customTypeSerializer: typeof(PrototypeIdSerializer<MachinePartPrototype>))]
+        public string MachinePartRampRate = "Capacitor";
+
+        /// <summary>
+        ///     The multiplier used for scaling the power supply ramping
+        /// </summary>
+        [DataField("supplyRampingMultiplier")]
+        public float SupplyRampingMultiplier = 1f;
+
+        /// <summary>
+        ///     What type of scaling is being used?
+        /// </summary>
+        [DataField("scaling", required: true), ViewVariables(VVAccess.ReadWrite)]
+        public MachineUpgradeScalingType Scaling;
+
+        /// <summary>
+        ///     The current value that the power supply is being scaled by
+        /// </summary>
+        [DataField("actualScalar"), ViewVariables(VVAccess.ReadWrite)]
+        public float ActualScalar = 1f;
+    }
+}