Second commit

Assets/Tremble/MonoBehaviours/TrembleSpawnablePrefab.cs

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+// 
+// This file is part of the Tremble package by Tiny Goose.
+// Copyright (c) 2024-2026 TinyGoose Ltd., All Rights Reserved.
+//
+
+using UnityEngine;
+
+namespace TinyGoose.Tremble
+{
+	/// <summary>
+	/// Add this component to an existing Prefab which doesn't contain a
+	/// MonoBehaviour to allow it to be placed in TrenchBroom easily. 
+	/// </summary>
+	[PrefabEntity]
+	public sealed class TrembleSpawnablePrefab : MonoBehaviour
+	{
+		[SerializeField, NoTremble] private string m_Category;
+		[SerializeField, NoTremble] private Texture2D m_OverrideSprite;
+		[SerializeField, NoTremble] private bool m_OnlyVariants;
+
+		public string Category => m_Category;
+		public Texture2D OverrideSprite => m_OverrideSprite;
+		public bool OnlyVariants => m_OnlyVariants;
+	}
+}