Umbraco-CMS/src/Umbraco.Core/Sync/NonRuntimeLevelBootStateAccessor.cs

namespace Umbraco.Cms.Core.Sync
{
    /// <summary>
    /// Boot state implementation for when umbraco is not in the run state
    /// </summary>
    public sealed class NonRuntimeLevelBootStateAccessor : ISyncBootStateAccessor
    {
        public SyncBootState GetSyncBootState() => SyncBootState.Unknown;
    }
}