Method stopStreamingStatus

src/node/services/workspaceService.ts:2521–2524

* Snapshot the current streaming generation and fire a streaming=false metadata update. * Accepts an optional pre-captured generation for callers that need to snapshot before * async work (e.g., handleStreamCompletion captures before updateRecencyTimestamp so a * concurrent stream-start won

(workspaceId: string, capturedGeneration?: number)

   * concurrent stream-start won't cause the stop to silently overwrite the newer stream).
   */
  private stopStreamingStatus(workspaceId: string, capturedGeneration?: number): Promise<void> {
    const generation = capturedGeneration ?? this.streamingGenerations.get(workspaceId) ?? 0;
    return this.updateStreamingStatus(workspaceId, false, { generation });
  }

  private async handleStreamCompletion(workspaceId: string): Promise<void> {
    const generation = this.streamingGenerations.get(workspaceId) ?? 0;