fix: emit runtime timing logs at info level

src/staylong/api/app.py

@@ -1,5 +1,6 @@
 """Authenticated FastAPI case-flow API with an injectable persistence boundary."""
 
+import logging
 import secrets
 from collections.abc import Callable
 from dataclasses import dataclass
@@ -26,6 +27,14 @@
 from staylong.services.taskmaster import TaskmasterWorkflow, WorkflowSnapshot
 
 
+def configure_runtime_logging() -> None:
+    """Allow privacy-safe application INFO logs to reach Cloud Run stdout."""
+    root_logger = logging.getLogger()
+    root_logger.setLevel(logging.INFO)
+    if not root_logger.handlers:
+        logging.basicConfig(level=logging.INFO)
+
+
 class ConcernRequest(BaseModel):
     """The non-clinical concern accepted by the case-flow API."""
 

src/staylong/api/main.py

@@ -3,7 +3,7 @@
 import os
 
 from staylong.agents.intake import IntakeAgent
-from staylong.api.app import create_app
+from staylong.api.app import configure_runtime_logging, create_app
 from staylong.api.runtime import (
     build_calendar_oauth,
     build_public_sandbox_config,
@@ -81,6 +81,7 @@ def _runtime_components() -> tuple[TaskmasterWorkflow, object | None, object | N
     )
 
 
+configure_runtime_logging()
 _workflow, _calendar_oauth, _public_sandbox = _runtime_components()
 app = create_app(
     api_token=runtime_token(os.environ),

tests/api/test_logging_config.py

@@ -0,0 +1,20 @@
+import logging
+
+from staylong.api import app as api_app
+
+
+def test_runtime_logging_emits_info_records_to_existing_root_handlers(caplog) -> None:
+    """Protects the Cloud Run timing signal from Python's WARNING default."""
+    root_logger = logging.getLogger()
+    original_level = root_logger.level
+    root_logger.setLevel(logging.WARNING)
+
+    try:
+        configure_runtime_logging = getattr(api_app, "configure_runtime_logging", None)
+        assert callable(configure_runtime_logging)
+        configure_runtime_logging()
+        logging.getLogger("staylong.services.taskmaster").info("timing signal")
+    finally:
+        root_logger.setLevel(original_level)
+
+    assert "timing signal" in caplog.messages