feat: 日志内容搜索、设置分类Tabs、日报推送、删除合并/条件清理/无分片清理

src/LiveRecorder.Application/Abstractions/Logging/ISystemLogService.cs

@@ -20,6 +20,7 @@ public interface ISystemLogService
         Guid? recordSessionId = null,
         Guid? recordTaskId = null,
         SystemLogLevel? level = null,
+        string? content = null,
         int take = 200,
         CancellationToken cancellationToken = default);
 }

src/LiveRecorder.Application/Abstractions/Persistence/PersistenceContracts.cs

@@ -96,10 +96,13 @@ public interface ISystemLogRepository
         Guid? recordSessionId = null,
         Guid? recordTaskId = null,
         SystemLogLevel? level = null,
+        string? content = null,
         int take = 200,
         CancellationToken cancellationToken = default);
 
     void RemoveRange(IEnumerable<SystemLogEntry> entries);
+
+    Task<IReadOnlyList<Guid>> ListSessionIdsWithoutTasksAsync(CancellationToken cancellationToken = default);
 }
 
 public interface IUserAccountRepository

src/LiveRecorder.Application/Services/RecordSessionService.cs

@@ -283,6 +283,29 @@ public sealed class RecordSessionService
             cancellationToken);
     }
 
+    public async Task<DeleteCompletedRecordTasksResultDto> DeleteEmptyAsync(
+        bool deleteFiles,
+        CancellationToken cancellationToken = default)
+    {
+        await _stoppedOrphanRecordSessionCleanupService.CleanupAsync(cancellationToken: cancellationToken);
+        await ReconcileActiveSessionsAsync(null, cancellationToken);
+
+        var emptySessionIds = await _systemLogRepository.ListSessionIdsWithoutTasksAsync(cancellationToken);
+
+        if (emptySessionIds.Count == 0)
+        {
+            return RecordService.CreateEmptyDeleteResult();
+        }
+
+        return await DeleteAsync(
+            new DeleteRecordSessionsRequest
+            {
+                SessionIds = emptySessionIds.ToArray(),
+                DeleteFiles = deleteFiles
+            },
+            cancellationToken);
+    }
+
     private async Task ReconcileActiveSessionsAsync(Guid? liveRoomId, CancellationToken cancellationToken)
     {
         var sessions = await _recordSessionRepository.ListAsync(liveRoomId, cancellationToken);

src/LiveRecorder.Application/Services/SystemLogService.cs

@@ -64,6 +64,7 @@ public sealed class SystemLogService : ISystemLogService
         Guid? recordSessionId = null,
         Guid? recordTaskId = null,
         SystemLogLevel? level = null,
+        string? content = null,
         int take = 200,
         CancellationToken cancellationToken = default)
     {
@@ -72,6 +73,7 @@ public sealed class SystemLogService : ISystemLogService
             recordSessionId,
             recordTaskId,
             level,
+            content,
             take,
             cancellationToken);
         return entries