ECSatize AlertsSystem (#5559)

Content.Shared/Alert/AlertCategory.cs

@@ -0,0 +1,16 @@
+namespace Content.Shared.Alert;
+
+/// <summary>
+/// Every category of alert. Corresponds to category field in alert prototypes defined in YML
+/// </summary>
+public enum AlertCategory
+{
+    Pressure,
+    Temperature,
+    Breathing,
+    Buckled,
+    Health,
+    Piloting,
+    Hunger,
+    Thirst
+}