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/services/test_service.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+"""Test service to validate the setup"""
+import asyncio
+import sys
+sys.path.insert(0, '/mnt/dolphinng5_predict/prod')
+
+from services.service_base import ServiceBase
+
+class TestService(ServiceBase):
+    def __init__(self):
+        super().__init__(
+            name='test',
+            check_interval=5,
+            max_retries=3,
+            notify_systemd=True
+        )
+        self.counter = 0
+        
+    async def run_cycle(self):
+        self.counter += 1
+        self.logger.info(f"Test cycle {self.counter}")
+        await asyncio.sleep(2)
+
+if __name__ == '__main__':
+    print("Starting test service...")
+    service = TestService()
+    service.run()