Disposal routing (#1710)

* Implement disposal tagger
Implement disposal  router
Combine sprites to make conpipe-tagger sprite

* Implement change requests

* Remove nullable

* Update DisposalHolderComponent.cs

* Update DisposalHolderComponent.cs

* Update Content.Server/GameObjects/Components/Disposal/DisposalRouterComponent.cs

Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>

Co-authored-by: Julian Giebel <j.giebel@netrocks.info>
Co-authored-by: DrSmugleaf <DrSmugleaf@users.noreply.github.com>

Content.Shared/GameObjects/Components/Disposal/SharedDisposalRouterComponent.cs

@@ -0,0 +1,52 @@
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameObjects.Components.UserInterface;
+using Robust.Shared.Serialization;
+using System;
+
+namespace Content.Shared.GameObjects.Components.Disposal
+{
+    public class SharedDisposalRouterComponent : Component
+    {
+        public override string Name => "DisposalRouter";
+
+        [Serializable, NetSerializable]
+        public class DisposalRouterUserInterfaceState : BoundUserInterfaceState
+        {
+            public readonly string Tags;
+
+            public DisposalRouterUserInterfaceState(string tags)
+            {
+                Tags = tags;
+            }
+        }
+
+        [Serializable, NetSerializable]
+        public class UiActionMessage : BoundUserInterfaceMessage
+        {
+            public readonly UiAction Action;
+            public readonly string Tags = "";
+
+            public UiActionMessage(UiAction action, string tags)
+            {
+                Action = action;
+
+                if (Action == UiAction.Ok)
+                {
+                    Tags = tags.Substring(0, Math.Min(tags.Length, 150));
+                }
+            }
+        }
+
+        [Serializable, NetSerializable]
+        public enum UiAction
+        {
+            Ok
+        }
+
+        [Serializable, NetSerializable]
+        public enum DisposalRouterUiKey
+        {
+            Key
+        }
+    }
+}