[NOTICKET][AI] feat(chat): wire Orchestrator -> slow path at the endpoint (env-gated)

[NOTICKET][AI] Planner: drop parallelizable_with from Task

[KM-626][AI] Slow-path agent: Assembler + Coordinator

[KM-624][AI] Planner: realign stub registry + examples to composite analyze_* tools

[KM-567][AI] Planner agent: prompt + few-shot examples

[KM-582][DED][AI] Fix Retrieval in Agentic Service

[NOTICKET] fix: add SKIP_INIT_DB flag and remove pymongo dependency

feat/Catalog Retrieval System (#1)

[KM-496] [DED][AI] Fix Response data structure for field sources (db flow)

[NOTICKET][DB] add endpoints for dbtypes (#6)

[KM-436][KM-437] add and modify for database and document pipeline (#3)

[KM-467] [DED][AI] Orchestration Agent - Init