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app/environment/core.py

@@ -30,6 +30,9 @@ TASKS = {
     },
 }
 
+MIN_REWARD = 0.001
+MAX_REWARD = 0.999
+
 OUTCOME_SCORE = {"accepted": 3, "partial": 2, "rejected": 1}
 CONDITION_ORDER = ["stable", "serious", "unstable", "critical"]
 
@@ -94,8 +97,8 @@ class EmergencyEnv:
             selected_hospital_id=None,
             done=False,
             final_outcome=None,
-            reward=0.0,
-            final_score=0.0,
+            reward=MIN_REWARD,
+            final_score=MIN_REWARD,
             ambulance_status="en_route",
             current_location_context="incident_site",
             visited_hospitals=[],
@@ -120,14 +123,14 @@ class EmergencyEnv:
             task_id=resolved_task_id,
             difficulty=difficulty,
             objective=TASKS[resolved_task_id]["objective"],
-            progress_score=0.0,
+            progress_score=MIN_REWARD,
             reward_model=RewardModel(
-                value=0.0,
+                value=MIN_REWARD,
                 breakdown=RewardBreakdown(
-                    survival_component=0.0,
-                    time_efficiency_component=0.0,
-                    specialization_component=0.0,
-                    delay_penalty=0.0,
+                    survival_component=MIN_REWARD,
+                    time_efficiency_component=MIN_REWARD,
+                    specialization_component=MIN_REWARD,
+                    delay_penalty=MIN_REWARD,
                 ),
             ),
             grader=None,
@@ -152,7 +155,7 @@ class EmergencyEnv:
             info = self.last_info.model_dump() if self.last_info else {}
             return {
                 "observation": self._build_observation(),
-                "reward": 0.0,
+                "reward": MIN_REWARD,
                 "done": True,
                 "info": info,
             }
@@ -439,14 +442,14 @@ class EmergencyEnv:
             - traffic_penalty
             - hidden_case_penalty
         )
-        reward = max(0.0, min(1.0, reward))
+        reward = max(MIN_REWARD, min(MAX_REWARD, reward))
 
         breakdown = RewardBreakdown(
-            survival_component=max(0.0, min(1.0, (status_reward + 0.5) / 1.5)),
-            time_efficiency_component=max(0.0, min(1.0, 1.0 - (travel_time / 25.0))),
-            specialization_component=(1.0 if self._specialization_match(selected) else 0.4),
+            survival_component=max(MIN_REWARD, min(MAX_REWARD, (status_reward + 0.5) / 1.5)),
+            time_efficiency_component=max(MIN_REWARD, min(MAX_REWARD, 1.0 - (travel_time / 25.0))),
+            specialization_component=(MAX_REWARD if self._specialization_match(selected) else 0.4),
             delay_penalty=min(
-                1.0,
+                MAX_REWARD,
                 unknown_critical_penalty
                 + repeat_penalty
                 + failed_repeat_penalty
@@ -1103,19 +1106,19 @@ class EmergencyEnv:
         if not self.trajectory:
             return 0.0
         raw = sum(float(t["reward"]) for t in self.trajectory) / len(self.trajectory)
-        return max(0.0, min(1.0, raw))
+        return max(MIN_REWARD, min(MAX_REWARD, raw))
 
     def _failure_score(self) -> float:
         assert self.state_data is not None
         progress_component = self._progress_score()
-        reward_component = max(0.0, min(1.0, self.state_data.reward))
+        reward_component = max(MIN_REWARD, min(MAX_REWARD, self.state_data.reward))
         score = 0.15 + (0.35 * reward_component) + (0.25 * progress_component)
         return max(0.1, min(0.85, score))
 
     def _success_score(self) -> float:
         assert self.state_data is not None
         progress_component = self._progress_score()
-        reward_component = max(0.0, min(1.0, self.state_data.reward))
+        reward_component = max(MIN_REWARD, min(MAX_REWARD, self.state_data.reward))
         total_steps = max(1, len(self.trajectory))
         rejected_steps = sum(1 for item in self.trajectory if item.get("outcome_status") == "rejected")
         route_quality = max(0.0, 1.0 - (rejected_steps / total_steps))

app/server/app.py

@@ -14,6 +14,7 @@ MEMORY_FILE = ROOT / "data" / "learning_memory.json"
 
 app = FastAPI(title="Adaptive Crisis Decision Environment", version="1.0.0")
 env = ACDEEnvironment(memory_file=str(MEMORY_FILE))
+MIN_REWARD = 0.001
 
 
 class ResetRequest(BaseModel):
@@ -55,7 +56,7 @@ def reset(payload: ResetRequest | None = None) -> StepResponse:
     task_id = payload.task_id if payload else None
     obs = env.reset(seed=seed, task_id=task_id)
     info = env.last_info.model_dump() if env.last_info else {}
-    return StepResponse(observation=obs, reward=0.0, done=False, info=info)
+    return StepResponse(observation=obs, reward=MIN_REWARD, done=False, info=info)
 
 
 @app.post("/step", response_model=StepResponse)

data/learning_archive.json

@@ -7036,6 +7036,197 @@
       "best_scenario_name": "Mass Cardiac Event (Overload)",
       "best_difficulty": "hard",
       "best_required_specialization": "cardiac"
+    },
+    "123|acde_easy": {
+      "attempts": 2,
+      "best_score": 0.99,
+      "best_actions": [
+        "H1"
+      ],
+      "best_steps": 1,
+      "step_stats": {
+        "1": {
+          "H1": {
+            "count": 2,
+            "success": 2,
+            "accepted": 2,
+            "partial": 0,
+            "rejected": 0,
+            "total_reward": 1.999,
+            "avg_reward": 0.9995,
+            "last_status": "ACCEPTED",
+            "last_reason": "Patient admitted and treatment began",
+            "success_rate": 1.0
+          }
+        }
+      },
+      "last_score": 0.99,
+      "last_success": true,
+      "last_run_at": "2026-04-09T04:44:42.938335+00:00",
+      "last_actions": [
+        "H1"
+      ],
+      "last_required_specialization": "trauma",
+      "last_scenario_type": "accident",
+      "last_scenario_name": "Highway Collision (Severe)",
+      "best_success": true,
+      "best_scenario_name": "Highway Collision (Severe)",
+      "best_difficulty": "easy",
+      "best_required_specialization": "trauma"
+    },
+    "124|acde_medium": {
+      "attempts": 2,
+      "best_score": 0.43970000000000004,
+      "best_actions": [
+        "H3",
+        "H2",
+        "H5",
+        "H2"
+      ],
+      "best_steps": 4,
+      "step_stats": {
+        "1": {
+          "H3": {
+            "count": 2,
+            "success": 0,
+            "accepted": 0,
+            "partial": 2,
+            "rejected": 0,
+            "total_reward": 0.5300000000000001,
+            "avg_reward": 0.26500000000000007,
+            "last_status": "PARTIAL",
+            "last_reason": "Critical deterioration managed temporarily; reroute still needed",
+            "success_rate": 0.0
+          }
+        },
+        "2": {
+          "H2": {
+            "count": 2,
+            "success": 0,
+            "accepted": 0,
+            "partial": 0,
+            "rejected": 2,
+            "total_reward": 0.2,
+            "avg_reward": 0.1,
+            "last_status": "REJECTED",
+            "last_reason": "Condition relapsed after temporary stabilization",
+            "success_rate": 0.0
+          }
+        },
+        "3": {
+          "H5": {
+            "count": 2,
+            "success": 0,
+            "accepted": 0,
+            "partial": 0,
+            "rejected": 2,
+            "total_reward": 0.14,
+            "avg_reward": 0.07,
+            "last_status": "REJECTED",
+            "last_reason": "Hospital cannot admit: Hospital overloaded",
+            "success_rate": 0.0
+          }
+        },
+        "4": {
+          "H2": {
+            "count": 2,
+            "success": 2,
+            "accepted": 2,
+            "partial": 0,
+            "rejected": 0,
+            "total_reward": 1.1680000000000001,
+            "avg_reward": 0.5840000000000001,
+            "last_status": "ACCEPTED",
+            "last_reason": "Emergency stabilization at last attempt",
+            "success_rate": 1.0
+          }
+        }
+      },
+      "last_score": 0.43970000000000004,
+      "last_success": true,
+      "last_run_at": "2026-04-09T04:44:44.442229+00:00",
+      "last_actions": [
+        "H3",
+        "H2",
+        "H5",
+        "H2"
+      ],
+      "last_required_specialization": "cardiac",
+      "last_scenario_type": "medical",
+      "last_scenario_name": "Heart Attack (Unstable)",
+      "best_success": true,
+      "best_scenario_name": "Heart Attack (Unstable)",
+      "best_difficulty": "medium",
+      "best_required_specialization": "cardiac"
+    },
+    "125|acde_hard": {
+      "attempts": 2,
+      "best_score": 0.32093333333333335,
+      "best_actions": [
+        "H2",
+        "H1",
+        "H3"
+      ],
+      "best_steps": 3,
+      "step_stats": {
+        "1": {
+          "H2": {
+            "count": 2,
+            "success": 0,
+            "accepted": 0,
+            "partial": 0,
+            "rejected": 2,
+            "total_reward": 0.001,
+            "avg_reward": 0.0005,
+            "last_status": "REJECTED",
+            "last_reason": "Hospital cannot admit: Hospital overloaded",
+            "success_rate": 0.0
+          }
+        },
+        "2": {
+          "H1": {
+            "count": 2,
+            "success": 0,
+            "accepted": 0,
+            "partial": 0,
+            "rejected": 2,
+            "total_reward": 0.001,
+            "avg_reward": 0.0005,
+            "last_status": "REJECTED",
+            "last_reason": "Hidden mismatch at arrival (wrong risky guess). Rerouting required.",
+            "success_rate": 0.0
+          }
+        },
+        "3": {
+          "H3": {
+            "count": 2,
+            "success": 2,
+            "accepted": 2,
+            "partial": 0,
+            "rejected": 0,
+            "total_reward": 0.9280000000000002,
+            "avg_reward": 0.4640000000000001,
+            "last_status": "ACCEPTED",
+            "last_reason": "Condition stabilized after progressive treatment",
+            "success_rate": 1.0
+          }
+        }
+      },
+      "last_score": 0.32093333333333335,
+      "last_success": true,
+      "last_run_at": "2026-04-09T04:44:45.351743+00:00",
+      "last_actions": [
+        "H2",
+        "H1",
+        "H3"
+      ],
+      "last_required_specialization": "general",
+      "last_scenario_type": "fire",
+      "last_scenario_name": "Wildfire Front (Evacuation Gridlock)",
+      "best_success": true,
+      "best_scenario_name": "Wildfire Front (Evacuation Gridlock)",
+      "best_difficulty": "hard",
+      "best_required_specialization": "general"
     }
   },
   "episodes": [
@@ -8785,6 +8976,94 @@
         "H4"
       ],
       "timestamp": "2026-04-09T04:31:28.103177+00:00"
+    },
+    {
+      "seed": 123,
+      "task_id": "acde_easy",
+      "difficulty": "easy",
+      "required_specialization": "trauma",
+      "scenario_name": "Highway Collision (Severe)",
+      "score": 0.99,
+      "success": true,
+      "actions": [
+        "H1"
+      ],
+      "timestamp": "2026-04-09T04:42:46.257823+00:00"
+    },
+    {
+      "seed": 124,
+      "task_id": "acde_medium",
+      "difficulty": "medium",
+      "required_specialization": "cardiac",
+      "scenario_name": "Heart Attack (Unstable)",
+      "score": 0.43970000000000004,
+      "success": true,
+      "actions": [
+        "H3",
+        "H2",
+        "H5",
+        "H2"
+      ],
+      "timestamp": "2026-04-09T04:42:47.531681+00:00"
+    },
+    {
+      "seed": 125,
+      "task_id": "acde_hard",
+      "difficulty": "hard",
+      "required_specialization": "general",
+      "scenario_name": "Wildfire Front (Evacuation Gridlock)",
+      "score": 0.3206666666666667,
+      "success": true,
+      "actions": [
+        "H2",
+        "H1",
+        "H3"
+      ],
+      "timestamp": "2026-04-09T04:42:48.535321+00:00"
+    },
+    {
+      "seed": 123,
+      "task_id": "acde_easy",
+      "difficulty": "easy",
+      "required_specialization": "trauma",
+      "scenario_name": "Highway Collision (Severe)",
+      "score": 0.99,
+      "success": true,
+      "actions": [
+        "H1"
+      ],
+      "timestamp": "2026-04-09T04:44:42.938335+00:00"
+    },
+    {
+      "seed": 124,
+      "task_id": "acde_medium",
+      "difficulty": "medium",
+      "required_specialization": "cardiac",
+      "scenario_name": "Heart Attack (Unstable)",
+      "score": 0.43970000000000004,
+      "success": true,
+      "actions": [
+        "H3",
+        "H2",
+        "H5",
+        "H2"
+      ],
+      "timestamp": "2026-04-09T04:44:44.442229+00:00"
+    },
+    {
+      "seed": 125,
+      "task_id": "acde_hard",
+      "difficulty": "hard",
+      "required_specialization": "general",
+      "scenario_name": "Wildfire Front (Evacuation Gridlock)",
+      "score": 0.32093333333333335,
+      "success": true,
+      "actions": [
+        "H2",
+        "H1",
+        "H3"
+      ],
+      "timestamp": "2026-04-09T04:44:45.351743+00:00"
     }
   ]
 }

data/learning_memory.json

@@ -1,10 +1,10 @@
 {
   "H2": {
-    "success": 107,
-    "fail": 206,
-    "avg": 0.34283865814696546,
-    "accepted": 107,
-    "rejected": 206
+    "success": 109,
+    "fail": 208,
+    "avg": 0.3422003154574139,
+    "accepted": 109,
+    "rejected": 208
   },
   "H6": {
     "success": 50,
@@ -15,30 +15,30 @@
   },
   "H5": {
     "success": 112,
-    "fail": 173,
-    "avg": 0.38748456140350857,
+    "fail": 175,
+    "avg": 0.3852721254355398,
     "accepted": 112,
-    "rejected": 173
+    "rejected": 175
   },
   "H1": {
-    "success": 107,
-    "fail": 105,
-    "avg": 0.4121962264150941,
-    "accepted": 107,
-    "rejected": 105
+    "success": 109,
+    "fail": 107,
+    "avg": 0.4147435185185182,
+    "accepted": 109,
+    "rejected": 107
   },
   "H3": {
-    "success": 93,
+    "success": 97,
     "fail": 152,
-    "avg": 0.3563742857142854,
-    "accepted": 93,
+    "avg": 0.35650481927710814,
+    "accepted": 97,
     "rejected": 152
   },
   "H4": {
     "success": 37,
-    "fail": 100,
-    "avg": 0.3597846715328463,
+    "fail": 102,
+    "avg": 0.3546151079136686,
     "accepted": 37,
-    "rejected": 100
+    "rejected": 102
   }
 }

data/trajectory_history.jsonl

@@ -305,3 +305,19 @@
 {"seed": 894675820, "task": "acde_hard", "difficulty": "hard", "step": 2, "state": {"patient_condition": "critical", "remaining_time_minutes": 12.0, "failed_hospitals": ["H2"], "visited_hospitals": ["H2"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H3", "policy_score": 0.12565735415854704, "strategy": "risk-aware policy + anti-stupidity guard"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: No specialist available"}, "reward": 0.0}
 {"seed": 894675820, "task": "acde_hard", "difficulty": "hard", "step": 3, "state": {"patient_condition": "critical", "remaining_time_minutes": 12.0, "failed_hospitals": ["H2", "H3"], "visited_hospitals": ["H2", "H3"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H6", "policy_score": 0.11518464278270465, "strategy": "risk-aware policy + guided-exploration"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: ICU unavailable, No specialist available"}, "reward": 0.11}
 {"seed": 894675820, "task": "acde_hard", "difficulty": "hard", "step": 4, "state": {"patient_condition": "critical", "remaining_time_minutes": 12.0, "failed_hospitals": ["H2", "H3", "H6"], "visited_hospitals": ["H2", "H3", "H6"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H4", "policy_score": 0.11979326699339597, "strategy": "risk-aware policy"}, "outcome": {"status": "PARTIAL", "reason": "Critical deterioration managed temporarily; reroute still needed"}, "reward": 0.215}
+{"seed": 123, "task": "acde_easy", "difficulty": "easy", "step": 1, "state": {"patient_condition": "serious", "remaining_time_minutes": 20.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H1", "policy_score": 0.38513944081914836, "strategy": "safe policy + guided-exploration"}, "outcome": {"status": "ACCEPTED", "reason": "Patient admitted and treatment began"}, "reward": 1.0}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 1, "state": {"patient_condition": "critical", "remaining_time_minutes": 14.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H3", "policy_score": 0.2542313592519237, "strategy": "safe policy + critical triage"}, "outcome": {"status": "PARTIAL", "reason": "Critical deterioration managed temporarily; reroute still needed"}, "reward": 0.26500000000000007}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 2, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": [], "visited_hospitals": ["H3"], "ambulance_status": "in_transit"}, "action": {"hospital_id": "H2", "policy_score": 0.28564476176964476, "strategy": "balanced policy + critical triage"}, "outcome": {"status": "REJECTED", "reason": "Condition relapsed after temporary stabilization"}, "reward": 0.1}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 3, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": ["H1"], "visited_hospitals": ["H3", "H1"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H5", "policy_score": 0.2676381567105855, "strategy": "risk-aware policy + immediate-retry override"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: Hospital overloaded"}, "reward": 0.07}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 4, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": ["H1", "H5"], "visited_hospitals": ["H3", "H1", "H5"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H2", "policy_score": 0.4602097000108944, "strategy": "risk-aware policy"}, "outcome": {"status": "ACCEPTED", "reason": "Emergency stabilization at last attempt"}, "reward": 0.5840000000000001}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 1, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H2", "policy_score": 0.24347869935725594, "strategy": "safe policy + critical triage"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: Hospital overloaded"}, "reward": 0.0}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 2, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": ["H2"], "visited_hospitals": ["H2"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H1", "policy_score": 0.399222905770927, "strategy": "risk-aware policy + anti-stupidity guard"}, "outcome": {"status": "REJECTED", "reason": "Hidden mismatch at arrival (wrong risky guess). Rerouting required."}, "reward": 0.0}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 3, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": ["H2", "H4"], "visited_hospitals": ["H2", "H4"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H3", "policy_score": 0.08687123376577266, "strategy": "risk-aware policy + immediate-retry override"}, "outcome": {"status": "ACCEPTED", "reason": "Condition stabilized after progressive treatment"}, "reward": 0.4640000000000001}
+{"seed": 123, "task": "acde_easy", "difficulty": "easy", "step": 1, "state": {"patient_condition": "serious", "remaining_time_minutes": 20.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H1", "policy_score": 0.3997022038653544, "strategy": "best-route retain"}, "outcome": {"status": "ACCEPTED", "reason": "Patient admitted and treatment began"}, "reward": 0.999}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 1, "state": {"patient_condition": "critical", "remaining_time_minutes": 14.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H3", "policy_score": 0.25891360812102787, "strategy": "best-route retain"}, "outcome": {"status": "PARTIAL", "reason": "Critical deterioration managed temporarily; reroute still needed"}, "reward": 0.26500000000000007}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 2, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": [], "visited_hospitals": ["H3"], "ambulance_status": "in_transit"}, "action": {"hospital_id": "H2", "policy_score": 0.3007912164646373, "strategy": "best-route retain"}, "outcome": {"status": "REJECTED", "reason": "Condition relapsed after temporary stabilization"}, "reward": 0.1}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 3, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": ["H1"], "visited_hospitals": ["H3", "H1"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H5", "policy_score": 0.28052648402402824, "strategy": "risk-aware policy + immediate-retry override"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: Hospital overloaded"}, "reward": 0.07}
+{"seed": 124, "task": "acde_medium", "difficulty": "medium", "step": 4, "state": {"patient_condition": "unstable", "remaining_time_minutes": 14.0, "failed_hospitals": ["H1", "H5"], "visited_hospitals": ["H3", "H1", "H5"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H2", "policy_score": 0.4602176574461837, "strategy": "risk-aware policy"}, "outcome": {"status": "ACCEPTED", "reason": "Emergency stabilization at last attempt"}, "reward": 0.5840000000000001}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 1, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": [], "visited_hospitals": [], "ambulance_status": "en_route"}, "action": {"hospital_id": "H2", "policy_score": 0.24347869935725594, "strategy": "best-route retain"}, "outcome": {"status": "REJECTED", "reason": "Hospital cannot admit: Hospital overloaded"}, "reward": 0.001}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 2, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": ["H2"], "visited_hospitals": ["H2"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H1", "policy_score": 0.39922290989538656, "strategy": "risk-aware policy + anti-stupidity guard"}, "outcome": {"status": "REJECTED", "reason": "Hidden mismatch at arrival (wrong risky guess). Rerouting required."}, "reward": 0.001}
+{"seed": 125, "task": "acde_hard", "difficulty": "hard", "step": 3, "state": {"patient_condition": "critical", "remaining_time_minutes": 11.0, "failed_hospitals": ["H2", "H4"], "visited_hospitals": ["H2", "H4"], "ambulance_status": "rerouting"}, "action": {"hospital_id": "H3", "policy_score": 0.08687125701068692, "strategy": "risk-aware policy + anti-stupidity guard + immediate-retry override"}, "outcome": {"status": "ACCEPTED", "reason": "Condition stabilized after progressive treatment"}, "reward": 0.4640000000000001}