Installation problem

[ehsanps4]

Hello. Thanks for the great addon. I downloaded the hallr-0.1.4.zip file and extracted the blender_addon folder and saved it as a zip. But I am having trouble installing it in Blender 3.4.1.
Please help.
Thank you.

Windows 10

Traceback (most recent call last):
File "C:\Program Files\Blender Foundation\Blender 3.4\3.4\scripts\modules\addon_utils.py", line 333, in enable
mod = import(module_name)
ModuleNotFoundError: No module named 'hallr-0'

install file:
hallr-0.1.4.zip