fix saving watermarks and graphics on playout items (#2313)

ErsatzTV/Controllers/Api/ChannelController.cs

@@ -29,4 +29,17 @@ public class ChannelController(ChannelWriter<IBackgroundServiceRequest> workerCh
 
         return new NotFoundResult();
     }
+
+    [HttpPost("/api/channels/{channelNumber}/playout/continue")]
+    public async Task<IActionResult> ContinuePlayout(string channelNumber)
+    {
+        Option<int> maybePlayoutId = await mediator.Send(new GetPlayoutIdByChannelNumber(channelNumber));
+        foreach (int playoutId in maybePlayoutId)
+        {
+            await workerChannel.WriteAsync(new BuildPlayout(playoutId, PlayoutBuildMode.Continue));
+            return new OkResult();
+        }
+
+        return new NotFoundResult();
+    }
 }

ErsatzTV/Controllers/InternalController.cs

@@ -121,6 +121,10 @@ public class InternalController : ControllerBase
         string path,
         CancellationToken cancellationToken)
     {
+#if DEBUG_NO_SYNC
+        await Task.Delay(100, cancellationToken);
+        return NotFound();
+#else
         Either<BaseError, PlexConnectionParametersViewModel> connectionParameters =
             await _mediator.Send(new GetPlexConnectionParameters(plexMediaSourceId), cancellationToken);
 
@@ -131,6 +135,7 @@ public class InternalController : ControllerBase
                 Url fullPath = new Uri(r.Uri, path).SetQueryParam("X-Plex-Token", r.AuthToken);
                 return new RedirectResult(fullPath.ToString());
             });
+#endif
     }
 
     [HttpGet("/media/jellyfin/{*path}")]