feat: Add server run runtime to agent API

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 23
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/warp-bnavetta/warp-api-532e80ed769a2649b85798696c2c988d05a2c940c61425a6d6caaf6206beeb28.yml
-openapi_spec_hash: 018332ffca594f453bfd0fb348560946
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/warp-bnavetta/warp-api-af9105bfe35368bc3c9d1437d7aea1864735e0152afd117a816c5f289d8a7c21.yml
+openapi_spec_hash: da3c45f9d8a0cf9ff6c46e674b447463
 config_hash: 236823a4936c76818117c16aa5c188df

src/oz_agent_sdk/types/agent/run_item.py

@@ -182,6 +182,12 @@ class RunItem(BaseModel):
     request_usage: Optional[RequestUsage] = None
     """Resource usage information for the run"""
 
+    run_time: Optional[str] = None
+    """Total runtime as an ISO 8601 duration (e.g.
+
+    "PT2M30S"), computed server-side from run executions.
+    """
+
     schedule: Optional[Schedule] = None
     """
     Information about the schedule that triggered this run (only present for