fix: create OpenList target directories before verification

src/LiveRecorder.Infrastructure/Services/OpenListClient.cs

@@ -214,7 +214,11 @@ public sealed class OpenListClient : IOpenListClient
         // Cloud drivers can complete a server-side copy without invalidating
         // OpenList's directory cache. Refreshing the parent also makes files
         // written directly into a local mount visible before they are copied.
-        await RefreshDirectoryAsync(connection, GetDirectoryName(path), cancellationToken);
+        if (!await TryRefreshDirectoryAsync(connection, GetDirectoryName(path), cancellationToken))
+        {
+            return null;
+        }
+
         return await TryGetObjectCoreAsync(connection, path, cancellationToken);
     }
 
@@ -267,7 +271,7 @@ public sealed class OpenListClient : IOpenListClient
         return new OpenListObjectInfo(name, size, isDirectory, hashes);
     }
 
-    private async Task RefreshDirectoryAsync(
+    private async Task<bool> TryRefreshDirectoryAsync(
         OpenListConnectionRequest connection,
         string path,
         CancellationToken cancellationToken)
@@ -279,7 +283,22 @@ public sealed class OpenListClient : IOpenListClient
                 "/api/fs/list",
                 new { path, password = string.Empty, refresh = true, page = 1, per_page = 0 }),
             cancellationToken);
+
+        if (envelope.Code == 200)
+        {
+            return true;
+        }
+
+        // OpenList commonly reports a missing directory as code 500 instead
+        // of 404. A caller probing a not-yet-created target should still see
+        // that as a normal cache miss.
+        if (envelope.Code == 404 || ContainsAny(envelope.Message, "not found", "object not found", "no such file"))
+        {
+            return false;
+        }
+
         EnsureSuccess(envelope, $"OpenList refresh '{path}'");
+        return true;
     }
 
     public async Task<OpenListCopyResult> CopyFileAsync(

src/LiveRecorder.Infrastructure/Services/OpenListUploadQueueService.cs

@@ -375,6 +375,11 @@ public sealed class OpenListUploadQueueService
             return;
         }
 
+        // OpenList returns code 500 when refreshing a directory that does not
+        // exist yet. Create the complete streamer/date hierarchy before the
+        // first target probe so a new recording path can be uploaded normally.
+        await _openListClient.EnsureDirectoryAsync(connection, GetDirectoryName(targetPath), cancellationToken);
+
         var existingTarget = await VerifyTargetAsync(connection, targetPath, localPath, expectedSize, cancellationToken);
         if (existingTarget == TargetVerification.Match)
         {
@@ -402,7 +407,6 @@ public sealed class OpenListUploadQueueService
             throw new InvalidOperationException($"OpenList 源文件大小不一致：期望 {expectedSize}，实际 {sourceObject.Size}，路径 {sourcePath}");
         }
 
-        await _openListClient.EnsureDirectoryAsync(connection, GetDirectoryName(targetPath), cancellationToken);
         var copyResult = await _openListClient.CopyFileAsync(connection, sourcePath, targetPath, cancellationToken);
         if (copyResult.TaskIds.Count == 0)
         {