fix: lint errors — remove unused imports, fix renamed variable

Author: buildingjoshbetter

truememory/hooks/core.py

@@ -6,7 +6,6 @@
 """
 from __future__ import annotations
 
-import contextlib
 import json
 import logging
 import os
@@ -283,7 +282,6 @@ def _get_spawn_cap() -> int:
 
 try:
     import fcntl
-    import signal
     _HAS_FCNTL = True
 except ImportError:
     _HAS_FCNTL = False

truememory/mcp_server.py

@@ -1148,12 +1148,12 @@ def _drain_batch_from_backlog(markers: list[Path]) -> None:
 
 def _start_backlog_drainer() -> None:
     """Launch the background backlog drainer thread."""
-    if _BACKLOG_DRAIN_INTERVAL <= 0:
+    if _BACKLOG_DRAIN_INTERVAL_NORMAL <= 0:
         log.info("Backlog drainer disabled (TRUEMEMORY_DRAIN_INTERVAL_SEC=0)")
         return
     t = threading.Thread(target=_backlog_drainer, daemon=True, name="backlog-drainer")
     t.start()
-    log.info("Backlog drainer started (interval=%ds)", _BACKLOG_DRAIN_INTERVAL)
+    log.info("Backlog drainer started (interval=%ds)", _BACKLOG_DRAIN_INTERVAL_NORMAL)
 
 
 # ---------------------------------------------------------------------------