Refactor DataTables and cleanup redundant code

Refactored `WeaponTable` grid to use a typed parameter and improve readability. Removed outdated or unnecessary sample comments, consolidated duplicate code, and reorganized theme-related components in `PageLayout`. Simplified initialization logic and improved formatting consistency.

Model/Entity/EntityModel.cs

@@ -38,22 +38,25 @@ public class EntityModel
     public bool IsSpeculative { get; set; }
 
     public string Descriptive { get; set; } = DescriptiveType.None;
-    
+
     public string GetName()
     {
         var entityInfo = EntityParts.FirstOrDefault(a => a.GetType() == typeof(EntityInfoModel)) as EntityInfoModel;
         return entityInfo == null ? string.Empty : entityInfo.Name;
     }
-    
+
     public string GetFaction()
     {
-        var entityInfo = EntityParts.FirstOrDefault(a => a.GetType() == typeof(EntityFactionModel)) as EntityFactionModel;
+        var entityInfo =
+            EntityParts.FirstOrDefault(a => a.GetType() == typeof(EntityFactionModel)) as EntityFactionModel;
         return entityInfo == null ? string.Empty : DATA.Get()[entityInfo.Faction].GetName();
     }
-    
+
     public string GetImmortal()
     {
-        var entityInfo = EntityParts.FirstOrDefault(a => a.GetType() == typeof(EntityVanguardAddedModel)) as EntityVanguardAddedModel;
+        var entityInfo =
+            EntityParts.FirstOrDefault(a =>
+                a.GetType() == typeof(EntityVanguardAddedModel)) as EntityVanguardAddedModel;
         return entityInfo == null ? string.Empty : DATA.Get()[entityInfo.ImmortalId].GetName();
     }
 
@@ -82,7 +85,7 @@ public class EntityModel
     public EntityModel AddPart(IEntityPartInterface unitPart)
     {
         unitPart.Parent = this;
-        
+
         EntityParts.Add(unitPart);
         return this;
     }