ce13331e26
Replace in-process generation with queue-based async execution via RabbitMQ. Add generation task runtime for lifecycle management, article generation payload/queue abstractions, and template-assist queue publisher. Refactor prompt generation service to support batch generation with per-item error tracking. Update stream hub to bridge queue events to SSE. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>