Merge branch 'dhk-1' of http://192.168.0.200/knowledge-base-bj/deerflow-server into dhk-1

# Conflicts:
#	frontend-web/src/roundtable-planning/hooks/useStep3Dashboard.ts

offline-backend-20260512/backend/app/gateway/app.py

@@ -37,6 +37,7 @@ from app.gateway.routers import (
     channels,
     checkpoint_migration,
     feedback,
+    dashboard_sessions,
     html_page_favorites,
     intent,
     knowledge,
@@ -1356,6 +1357,9 @@ This gateway provides custom endpoints for models, MCP configuration, skills, an
     # Sensitive-word map (敏感词管理 / 脱敏词) at /api/sensitive-words
     app.include_router(sensitive_words.router)
 
+    # 大屏绘制智能体独立页面会话（按 taskId 存取，不分权）at /api/dashboard-sessions
+    app.include_router(dashboard_sessions.router)
+
     # Standalone parallel multi-agent panel: fan-out streaming + saved tasks
     app.include_router(parallel_agents.router)
     app.include_router(parallel_agent_tasks.router)