change bpm detect

justfile

@@ -54,7 +54,10 @@ sync args:
 # write-back cache.
 usb dst="/media/ntr/MAPLE":
     @test -d {{dst}} || (echo "USB not mounted at {{dst}}"; exit 1)
-    rsync -rtvh --delete --size-only --no-perms --no-owner --no-group --modify-window=2 "{{justfile_directory()}}/data/usb/" "{{dst}}/"
+    @# -c (checksum), NOT --size-only: maple re-exports keep the SAME file size
+    @# (ANLZ section lengths are deterministic) but change content (waveforms,
+    @# pdb), so a size-only check silently skips them and leaves stale data.
+    rsync -rtvh --delete -c --no-perms --no-owner --no-group --modify-window=2 "{{justfile_directory()}}/data/usb/" "{{dst}}/"
     sync
     @# Try udisksctl first (no sudo, handles the udev event); fall back to
     @# plain `umount` if udisks isn't available. Either way the recipe