chore: add room configs back in

At the moment, MC relies on some of these classes, so they are necessary
in Essentials for now. We can explore how to remove them at a later date

src/PepperDash.Essentials.Core/Room/Config/EssentialsRoomEmergencyConfig.cs

@@ -0,0 +1,30 @@
+namespace PDT.Plugins.Essentials.Rooms.Config
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public class EssentialsRoomEmergencyConfig
+    {
+        public EssentialsRoomEmergencyTriggerConfig Trigger { get; set; }
+
+        public string Behavior { get; set; }
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public class EssentialsRoomEmergencyTriggerConfig
+    {
+        /// <summary>
+        /// contact,
+        /// </summary>
+        public string Type { get; set; }
+        /// <summary>
+        /// Input number if contact
+        /// </summary>
+        public int Number { get; set; }
+
+        public bool TriggerOnClose { get; set; }
+
+    }
+}