final2

server.py

@@ -293,36 +293,20 @@ async def get_state_root():
 
 @app.get("/tasks")
 async def list_tasks():
-    """List all available deterministic task datasets with grader metadata."""
-    from tasks.registry import TASKS
-    from tasks.graders import GraderFactory
-    result = []
-    for difficulty in ("easy", "medium", "hard"):
-        try:
-            task = TASKS[difficulty]
-            grader = GraderFactory.get(difficulty)
-            result.append({
-                "id": difficulty,
-                "difficulty": difficulty,
-                "description": (
-                    f"Content moderation — {difficulty} difficulty. "
-                    "Agent must verify claims, evaluate sources, and make a moderation decision."
-                ),
-                "n_scenarios": len(task),
-                "scenario_ids": [s["id"] for s in task.get_all_scenarios()],
-                "grader":      f"tasks.{difficulty}.grader.grade",
-                "grader_fn":   f"tasks.{difficulty}.grader.grade",
-                "score_range": [0.0, 1.0],
-                "grader_weights": {
-                    "decision":   grader.W_DECISION,
-                    "evidence":   grader.W_EVIDENCE,
-                    "reasoning":  grader.W_REASONING,
-                    "efficiency": grader.W_EFFICIENCY,
-                },
-            })
-        except Exception as exc:
-            result.append({"id": difficulty, "error": str(exc)})
-    return result
+    return [
+        {
+            "id": "easy",
+            "grader": "tasks.easy.grader.grade_episode"
+        },
+        {
+            "id": "medium",
+            "grader": "tasks.medium.grader.grade_episode"
+        },
+        {
+            "id": "hard",
+            "grader": "tasks.hard.grader.grade_episode"
+        }
+    ]
 
 
 @app.post("/collect", response_model=CollectResponse)