wip: first-chunk debug logging — paused waiting for platform-agent logs

sdk/real.py

@@ -4,6 +4,8 @@ import asyncio
 from collections.abc import AsyncIterator
 from pathlib import Path
 
+import structlog
+
 from sdk.interface import (
     Attachment,
     MessageChunk,
@@ -16,6 +18,8 @@ from sdk.interface import (
 from sdk.prototype_state import PrototypeStateStore
 from sdk.upstream_agent_api import AgentApi, MsgEventSendFile, MsgEventTextChunk
 
+logger = structlog.get_logger(__name__)
+
 
 class RealPlatformClient(PlatformClient):
     def __init__(
@@ -157,7 +161,13 @@ class RealPlatformClient(PlatformClient):
     ) -> AsyncIterator[object]:
         attachment_paths = self._attachment_paths(attachments)
         event_stream = chat_api.send_message(text, attachments=attachment_paths or None)
+        chunk_index = 0
         async for event in event_stream:
+            if isinstance(event, MsgEventTextChunk):
+                logger.debug("agent_chunk", index=chunk_index, text=repr(event.text[:40]))
+                chunk_index += 1
+            else:
+                logger.debug("agent_event", index=chunk_index, type=type(event).__name__)
             yield event
 
     def _build_chat_api(self, chat_id: str):