Hardbombs & Defusables (#15380)

Co-authored-by: Kara <lunarautomaton6@gmail.com>
Co-authored-by: Just-a-Unity-Dev <just-a-unity-dev@users.noreply.github.com>
Co-authored-by: LankLTE <twlowe06@gmail.com>
Co-authored-by: LankLTE <135308300+LankLTE@users.noreply.github.com>

Content.Shared/Defusable/SharedDefusableSystem.cs

@@ -0,0 +1,30 @@
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Defusable;
+
+/// <summary>
+/// This handles defusable explosives, such as Syndicate Bombs.
+/// </summary>
+/// <remarks>
+/// Most of the logic is in the server
+/// </remarks>
+public abstract class SharedDefusableSystem : EntitySystem
+{
+
+}
+
+[NetSerializable, Serializable]
+public enum DefusableVisuals
+{
+    Active
+}
+
+[NetSerializable, Serializable]
+public enum DefusableWireStatus
+{
+    LiveIndicator,
+    BoltIndicator,
+    BoomIndicator,
+    DelayIndicator,
+    ProceedIndicator,
+}