Blindness rework - damaged eyes are now a stylized simulation of legal blindness (#23212)

* blindness rework - damaged eyes now simulate legal blindness

* hEY THATS FOR DEMONSTRATION PURPOSES ONLY AAA

* attributions

* makes eyeclosecomponent adminbus compatible

* useshader(null)

Content.Shared/CCVar/CCVars.cs

@@ -1505,6 +1505,18 @@ namespace Content.Shared.CCVar
             CVarDef.Create("ui.separated_chat_size", "0.6,0", CVar.CLIENTONLY | CVar.ARCHIVE);
 
 
+        /*
+        * Accessibility
+        */
+
+        /// <summary>
+        /// Toggle for visual effects that may potentially cause motion sickness.
+        /// Where reasonable, effects affected by this CVar should use an alternate effect.
+        /// Please do not use this CVar as a bandaid for effects that could otherwise be made accessible without issue.
+        /// </summary>
+        public static readonly CVarDef<bool> ReducedMotion =
+            CVarDef.Create("accessibility.reduced_motion", false, CVar.CLIENTONLY | CVar.ARCHIVE);
+
         /*
          * CHAT
          */