Suit sensor and crew monitoring (#5521)

Co-authored-by: Paul Ritter <ritter.paul1@googlemail.com>
Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Shared/Medical/CrewMonitoring/CrewMonitoringShared.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using Content.Shared.FixedPoint;
+using Content.Shared.Medical.SuitSensor;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Map;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Medical.CrewMonitoring
+{
+    [Serializable, NetSerializable]
+    public enum CrewMonitoringUIKey
+    {
+        Key
+    }
+
+    [Serializable, NetSerializable]
+    public class CrewMonitoringState : BoundUserInterfaceState
+    {
+        public List<SuitSensorStatus> Sensors;
+
+        public CrewMonitoringState(List<SuitSensorStatus> sensors)
+        {
+            Sensors = sensors;
+        }
+    }
+
+}