ビルド時にエラーになる

[zabaglione]

• PLATEAU SDK for Unity 3.0.1-alphaのインポート
• PLATEAU SDK Toolkit for Unity 2.0.0-alphaのインポート
• アプリのビルドをしようとしたらSandbox内のクラスにてエラーが発生しビルドができない
• 試した環境はUnity Editor 2022.3.43f1 for Apple Silicon Mac
• 再現度は100%

以下、エラーメッセージです。

Output

Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/BalconyParts.cs(11,51): error CS0234: The type or namespace name 'Editor' does not exist in the namespace 'UnityEditor' (are you missing an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/BalconyParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditorAttribute' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/BalconyParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditor' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/EntranceParts.cs(11,52): error CS0234: The type or namespace name 'Editor' does not exist in the namespace 'UnityEditor' (are you missing an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/EntranceParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditorAttribute' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/EntranceParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditor' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/SocleParts.cs(11,49): error CS0234: The type or namespace name 'Editor' does not exist in the namespace 'UnityEditor' (are you missing an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/SocleParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditorAttribute' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/SocleParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditor' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WallParts.cs(8,48): error CS0234: The type or namespace name 'Editor' does not exist in the namespace 'UnityEditor' (are you missing an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WindowParts.cs(11,50): error CS0234: The type or namespace name 'Editor' does not exist in the namespace 'UnityEditor' (are you missing an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WallParts.cs(7,6): error CS0246: The type or namespace name 'CustomEditorAttribute' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WallParts.cs(7,6): error CS0246: The type or namespace name 'CustomEditor' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WindowParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditorAttribute' could not be found (are you missing a using directive or an assembly reference?)
Library/PackageCache/com.synesthesias.plateau-unity-toolkit@f27b326c92/PlateauToolkit.Sandbox/Runtime/PlateauSandboxBuildings/Runtime/Parts/WindowParts.cs(10,6): error CS0246: The type or namespace name 'CustomEditor' could not be found (are you missing a using directive or an assembly reference?)
*** Tundra build failed (4.80 seconds), 412 items updated, 527 evaluated
[ScriptCompilation] Requested script compilation because: Recompiling scripts for editor because player build failed.
Error building Player because scripts had compiler errors
Unloading 1 Unused Serialized files (Serialized files now loaded: 0)
Unloading 63 unused Assets / (35.6 KB). Loaded Objects now: 33084.
Memory consumption went from 0.64 GB to 0.64 GB.
Total: 107.594166 ms (FindLiveObjects: 1.356459 ms CreateObjectMapping: 0.309125 ms MarkObjects: 105.646708 ms DeleteObjects: 0.281583 ms)

[SYN-miyamoto]

@zabaglione
PLATEAU SDK をご利用いただきありがとうございます。
ご迷惑をおかけしており申し訳ありません。
こちらのエラーについて、ただいま修正を行っております。
完了しましたらこちらでご連絡をさせていただきますので、今しばらくお待ちくださいませ。