Can't insall DeDRM-Tools plug-in

Question / bug report

I have downloaded the Calibre plug-in but it gives me an error when adding it. I can't install it. I downloaded it from https://github.com/noDRM/DeDRM_tools/releases, it shouldn't give me any problems...

Which version of Calibre are you running?

7.18

Which version of the DeDRM plugin are you running?

DeDRM_tools_10.0.9

If applicable, which version of the Kindle software are you running?

Kindle 5.16.6 (2022)

Log output

calibre, version 7.18.0 ERROR: Excepción no considerada: InvalidPlugin:The plugin in '/home/****/Descargas/herramientas libros/DeDRM_tools_10.0.9.zip' is invalid. It does not contain a top-level init.py file

calibre 7.18 embedded-python: True Linux-6.8.0-45-generic-x86_64-with-glibc2.35 Linux ('64bit', 'ELF') ('Linux', '6.8.0-45-generic', '#45~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Wed Sep 11 15:25:05 UTC 2') Python 3.11.5 Interface language: es EXE path: /opt/calibre/bin/calibre Successfully initialized third party plugins: DeACSM (0, 0, 16) && Gather KFX-ZIP (from KFX Input) (2, 15, 0) && Package KFX (from KFX Input) (2, 15, 0) && Find Duplicates (1, 10, 9) && KFX metadata reader (from KFX Input) (2, 15, 0) && From KFX (2, 15, 0) && KFX Input (2, 15, 0) && Set KFX metadata (from KFX Output) (2, 10, 0) && KFX Output (2, 10, 0) && Kindle hi-res covers (0, 5, 1) Traceback (most recent call last): File "calibre/gui2/preferences/plugins.py", line 322, in add_plugin File "calibre/customize/ui.py", line 525, in add_plugin File "calibre/customize/ui.py", line 76, in load_plugin File "calibre/customize/zipplugin.py", line 297, in load File "calibre/customize/zipplugin.py", line 392, in _locate_code calibre.customize.InvalidPlugin: The plugin in '/home/****/Descargas/herramientas libros/DeDRM_tools_10.0.9.zip' is invalid. It does not contain a top-level init.py file

noDRM / DeDRM_tools