[Bootstrap] First go at Addressables bootsrapped objects

Assets/Editor/Bootstrap/CustomBootProjectSettings.cs

@@ -0,0 +1,21 @@
+using UnityEngine;
+using UnityEngine.AddressableAssets;
+
+namespace Editor.Bootstrap
+{
+    /// <summary>
+    /// A scriptable object used to store references to CustomBoot settings for both Runtime and Editor.
+    /// </summary>
+    public class CustomBootProjectSettings : ScriptableObject
+    {
+        /// <summary>
+        /// The Addressables reference for the runtime settings
+        /// </summary>
+        public AssetReference RuntimeSettings;
+        
+        /// <summary>
+        /// The Addressables reference for the editor settings
+        /// </summary>
+        public AssetReference EditorSettings;
+    }
+}