improved logging

python_app/orchestration/pipeline_metrics.py

@@ -15,8 +15,11 @@ from __future__ import annotations
 
 from collections import deque
 from dataclasses import dataclass
+import logging
 from typing import Callable, Iterable
 
+logger = logging.getLogger(__name__)
+
 
 @dataclass(frozen=True, slots=True)
 class MetricReport:
@@ -64,6 +67,7 @@ class PipelineMetrics:
         self._report_every = int(report_every)
         self._log_sink = log_sink
         self._buffers: dict[str, deque[int]] = {}
+        logger.debug("PipelineMetrics init: report_every=%d", self._report_every)
 
     def set_log_sink(self, log_sink: Callable[[str], None] | None) -> None:
         """Reassign the log sink (used when the GUI log appears after init)."""