Add RaiseEvent action to CGL. Machines raise a MachineDeconstructedEvent.

The latter is very useful for any special machine cleanup that needs to happen when a machine is deconstructed.
The former will be useful for so many things!

Content.Server/Construction/Completions/RaiseEvent.cs

@@ -0,0 +1,32 @@
+using Content.Shared.Construction;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization.Manager.Attributes;
+
+namespace Content.Server.Construction.Completions
+{
+    [UsedImplicitly]
+    public class RaiseEvent : IGraphAction
+    {
+        [DataField("event", required:true)]
+        public EntityEventArgs? Event { get; } = null;
+
+        [DataField("directed")]
+        public bool Directed { get; } = true;
+
+        [DataField("broadcast")]
+        public bool Broadcast { get; } = true;
+
+        public void PerformAction(EntityUid uid, EntityUid? userUid, IEntityManager entityManager)
+        {
+            if (Event == null || !Directed && !Broadcast)
+                return;
+
+            if(Directed)
+                entityManager.EventBus.RaiseLocalEvent(uid, (object)Event, false);
+
+            if(Broadcast)
+                entityManager.EventBus.RaiseEvent(EventSource.Local, (object)Event);
+        }
+    }
+}

Content.Server/Construction/Components/MachineFrameComponent.cs

@@ -8,6 +8,7 @@ using Robust.Server.GameObjects;
 using Robust.Shared.Containers;
 using Robust.Shared.GameObjects;
 using Robust.Shared.IoC;
+using Robust.Shared.Serialization.Manager.Attributes;
 using Robust.Shared.ViewVariables;
 
 namespace Content.Server.Construction.Components
@@ -357,4 +358,9 @@ namespace Content.Server.Construction.Components
             return false;
         }
     }
+
+    [DataDefinition]
+    public class MachineDeconstructedEvent : EntityEventArgs
+    {
+    }
 }

Resources/Prototypes/Recipes/Construction/Graphs/machine.yml

@@ -81,6 +81,10 @@
           container: machine_board
       edges:
         - to: machineFrame
+          completed:
+            - !type:RaiseEvent
+              event: !type:MachineDeconstructedEvent
+              broadcast: false
           conditions:
             - !type:EntityAnchored
             - !type:WirePanel