V3.0 优化webui界面

src/mvp/py/argus/service/app.py

@@ -408,6 +408,38 @@ def create_app(config_path: str) -> FastAPI:
             }
         return out
 
+    @app.get("/api/v2/tasks/{task_id}/spec")
+    async def get_task_spec(task_id: str, req: Request) -> Response:
+        """
+        Returns the TaskSpec YAML for this task.
+
+        Note: We prefer returning a "resolved" TaskSpec (includes default values) so the
+        UI can show a complete spec even if the user submitted a minimal YAML.
+        """
+        subject = _auth(req)
+        row = db.get_task(task_id)
+        if not row:
+            raise HTTPException(status_code=404, detail="task not found")
+        if not subject.get("is_admin"):
+            if str(row.get("user_id") or "") != str(subject["user_id"]):
+                raise HTTPException(status_code=404, detail="task not found")
+        raw = str(row.get("jobspec_yaml") or "")
+        try:
+            obj = yaml.safe_load(raw) or {}
+            if not isinstance(obj, dict):
+                raise ValueError("jobspec must be a YAML mapping")
+            spec = JobSpec.from_dict(obj)
+            resolved = spec.to_public_dict()
+            attempts = db.list_attempts(task_id)
+            if attempts:
+                resolved["submission_id"] = str(attempts[-1].get("ray_submission_id") or resolved.get("submission_id") or "")
+            text = yaml.safe_dump(resolved, sort_keys=False)
+        except Exception:
+            # Backward compatibility / best-effort: if old rows contain invalid YAML,
+            # fall back to the original content.
+            text = raw
+        return Response(content=text, media_type="text/plain")
+
     @app.get("/api/v2/tasks/{task_id}/attempts")
     async def get_attempts(task_id: str, req: Request) -> dict[str, Any]:
         subject = _auth(req)