Station records (#8720)

Co-authored-by: metalgearsloth <comedian_vs_clown@hotmail.com>

Content.Shared/StationRecords/StationRecordKey.cs

@@ -0,0 +1,21 @@
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.StationRecords;
+
+// Station record keys. These should be stored somewhere,
+// preferably within an ID card.
+[Serializable, NetSerializable]
+public readonly struct StationRecordKey
+{
+    [ViewVariables]
+    public uint ID { get; }
+
+    [ViewVariables]
+    public EntityUid OriginStation { get; }
+
+    public StationRecordKey(uint id, EntityUid originStation)
+    {
+        ID = id;
+        OriginStation = originStation;
+    }
+}