fix(trigger): tolerate unsupported directory fsync

nanobot/triggers/local_store.py

@@ -2,6 +2,7 @@
 
 from __future__ import annotations
 
+import errno
 import json
 import os
 import secrets
@@ -402,7 +403,11 @@ class LocalTriggerStore:
             with suppress(PermissionError):
                 fd = os.open(str(path.parent), os.O_RDONLY)
                 try:
-                    os.fsync(fd)
+                    try:
+                        os.fsync(fd)
+                    except OSError as exc:
+                        if exc.errno != errno.EINVAL:
+                            raise
                 finally:
                     os.close(fd)
         except BaseException: