feat: Update endpoint captain-marv

endpoints/captain-marv.get.py

@@ -0,0 +1,16 @@
+from fastapi import APIRouter, Depends, HTTPException
+from core.database import fake_users_db
+
+router = APIRouter()
+
+@router.get("/captain-marv")
+async def captain_marv_endpoint():
+    """Return Captain Marv appreciation message"""
+    return {
+        "message": "Success",
+        "text": "captain marv is literally the best",
+        "metadata": {
+            "source": "appreciation_service",
+            "timestamp": "now"
+        }
+    }