initial: import DOLPHIN baseline 2026-04-21 from dolphinng5_predict working tree

Includes core prod + GREEN/BLUE subsystems:
- prod/ (BLUE harness, configs, scripts, docs)
- nautilus_dolphin/ (GREEN Nautilus-native impl + dvae/ preserved)
- adaptive_exit/ (AEM engine + models/bucket_assignments.pkl)
- Observability/ (EsoF advisor, TUI, dashboards)
- external_factors/ (EsoF producer)
- mc_forewarning_qlabs_fork/ (MC regime/envelope)

Excludes runtime caches, logs, backups, and reproducible artifacts per .gitignore.

prod/obf_deployment.yaml

@@ -0,0 +1,19 @@
+name: obf-daemon
+entrypoint: prod/obf_prefect_flow.py:obf_prefect_flow
+version: 1.0.0
+tags:
+  - obf
+  - order-book
+  - production
+work_pool:
+  name: dolphin
+  work_queue_name: default
+parameters:
+  warmup_s: 8
+  poll_interval_s: 0.5
+  assets:
+    - BTCUSDT
+    - ETHUSDT
+    - SOLUSDT
+infrastructure:
+  type: process