Auto-run queued session inputs

backend/api/server.py

@@ -74,6 +74,7 @@ from src.session_store import (
     append_agent_display_message,
     agent_session_delta,
     cancel_session_input_queue,
+    consume_next_session_input,
     consume_session_guidance,
     delete_agent_session,
     deserialize_runtime_config,
@@ -2538,6 +2539,41 @@ def create_app(state: AgentState) -> FastAPI:
             'cancelled_input_queue_items': queue_cancelled,
         }
 
+    def _schedule_next_queued_turn(
+        *,
+        account_id: str | None,
+        session_id: str,
+        directory: Path,
+    ) -> dict[str, Any] | None:
+        item = consume_next_session_input(session_id, directory=directory)
+        if item is None:
+            return None
+        content = str(item.get('content') or '').strip()
+        if not content:
+            return None
+        try:
+            return _start_chat_run(
+                ChatRequest(
+                    prompt=content,
+                    account_id=account_id,
+                    session_id=session_id,
+                    resume_session_id=session_id,
+                )
+            )
+        except Exception as exc:  # noqa: BLE001
+            update_session_input_queue_item(
+                session_id,
+                int(item.get('id') or 0),
+                directory=directory,
+                status='pending',
+            )
+            print(
+                f'[input-queue] failed to schedule queued turn '
+                f'session={session_id} item={item.get("id")}: {exc}',
+                flush=True,
+            )
+            return None
+
     def _run_chat_payload(
         request: ChatRequest,
         event_sink: Any | None = None,
@@ -2845,6 +2881,12 @@ def create_app(state: AgentState) -> FastAPI:
                     result.session_id,
                     status='cancelled',
                 )
+            if not run_record.cancel_event.is_set() and result.session_id:
+                _schedule_next_queued_turn(
+                    account_id=request.account_id,
+                    session_id=result.session_id,
+                    directory=session_directory,
+                )
             return payload
 
     def _start_chat_run(request: ChatRequest) -> dict[str, Any]: