Move BarSign appearance logic to client. (#11524)

* git mv

* Client-side bar sign appearance

* fix yaml

Content.Shared/BarSign/BarSignPrototype.cs

@@ -0,0 +1,37 @@
+using Robust.Shared.Prototypes;
+
+namespace Content.Shared.BarSign
+{
+    [Prototype("barSign")]
+    public sealed class BarSignPrototype : IPrototype
+    {
+        private string _description = string.Empty;
+        private string _name = string.Empty;
+
+        [ViewVariables]
+        [IdDataFieldAttribute]
+        public string ID { get; } = default!;
+
+
+        [DataField("icon")] public string Icon { get; private set; } = string.Empty;
+
+        [DataField("name")]
+        public string Name
+        {
+            get => _name;
+            private set => _name = Loc.GetString(value);
+        }
+
+        [DataField("description")]
+        public string Description
+        {
+            get => _description;
+            private set => _description = Loc.GetString(value);
+        }
+
+        [DataField("renameArea")]
+        public bool RenameArea { get; private set; } = true;
+        [DataField("hidden")]
+        public bool Hidden { get; private set; }
+    }
+}