add breakers to power batteries (#16903)

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

Content.Server/Power/Components/BreakerComponent.cs

@@ -0,0 +1,14 @@
+using Content.Server.Power.EntitySystems;
+
+namespace Content.Server.Power.Components;
+
+[RegisterComponent]
+[Access(typeof(BreakerSystem))]
+public sealed class BreakerComponent : Component
+{
+    /// <summary>
+    /// Once power supplied exceeds this limit the breaker will pop.
+    /// </summary>
+    [DataField("limit", required: true), ViewVariables(VVAccess.ReadWrite)]
+    public float Limit;
+}