Mega Antag Refactor (#25786)

* Mega Antag Refactor

* last minute delta save

* more workshopping

* more shit

* ok tested this for once

* okkkkk sure

* generic delays for starting rules

* well darn

* nukies partially

* ouagh

* ballin' faded and smonkin wed

* obliterated the diff

* Spread my arms and soak up congratulations

* I've got plenty of love, but nothing to show for it

* but there’s too much sunlight
Shining on my laptop monitor, so I
Can’t see anything with any amount of clarity

* ok this junk

* OOK!

* fubar

* most of sloth's review

* oh boy

* eek

* hell yea!

* ASDFJASDJFvsakcvjkzjnhhhyh

Content.Server/Preferences/Managers/ServerPreferencesManager.cs

@@ -256,6 +256,20 @@ namespace Content.Server.Preferences.Managers
             return prefs;
         }
 
+        /// <summary>
+        /// Retrieves preferences for the given username from storage or returns null.
+        /// Creates and saves default preferences if they are not found, then returns them.
+        /// </summary>
+        public PlayerPreferences? GetPreferencesOrNull(NetUserId? userId)
+        {
+            if (userId == null)
+                return null;
+
+            if (_cachedPlayerPrefs.TryGetValue(userId.Value, out var pref))
+                return pref.Prefs;
+            return null;
+        }
+
         private async Task<PlayerPreferences> GetOrCreatePreferencesAsync(NetUserId userId)
         {
             var prefs = await _db.GetPlayerPreferencesAsync(userId);