Processing Error

[gouzzarineblance-spec]

Hey!

Found your project recently and it looked like fun, so I gave it a try but unfortunately it doesn't working at all, and keep appearing this everytime
please any solution or something to fix and start trying it ?
Thanks a lot
PS: here's the full execution on CMD so you can find what's the problem

C:\Windows\System32\plutus>pip3 install -r requirements.txt
Collecting coincurve (from -r requirements.txt (line 1))
Using cached coincurve-21.0.0.tar.gz (128 kB)
Installing build dependencies ... done
Getting requirements to build wheel ... done
Installing backend dependencies ... done
Preparing metadata (pyproject.toml) ... error
error: subprocess-exited-with-error

× Preparing metadata (pyproject.toml) did not run successfully.
│ exit code: 1
╰─> [18 lines of output]
Traceback (most recent call last):
File "C:\Users\WIN10\AppData\Local\Python\pythoncore-3.14-64\Lib\site-packages\pip_vendor\pyproject_hooks_in_process_in_process.py", line 389, in
main()
~~~~^^
File "C:\Users\WIN10\AppData\Local\Python\pythoncore-3.14-64\Lib\site-packages\pip_vendor\pyproject_hooks_in_process_in_process.py", line 373, in main
json_out["return_val"] = hook(**hook_input["kwargs"])
~~~~^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\WIN10\AppData\Local\Python\pythoncore-3.14-64\Lib\site-packages\pip_vendor\pyproject_hooks_in_process_in_process.py", line 178, in prepare_metadata_for_build_wheel
whl_basename = backend.build_wheel(metadata_directory, config_settings)
File "C:\Users\WIN10\AppData\Local\Temp\pip-build-env-bv510w4q\overlay\Lib\site-packages\hatchling\build.py", line 58, in build_wheel
return os.path.basename(next(builder.build(directory=wheel_directory, versions=["standard"])))
~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\WIN10\AppData\Local\Temp\pip-build-env-bv510w4q\overlay\Lib\site-packages\hatchling\builders\plugin\interface.py", line 149, in build
build_hook.initialize(version, build_data)
~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\WIN10\AppData\Local\Temp\pip-install-plooxxqx\coincurve_4fff956e86bb44ee861564b9dc8d6a73\hatch_build.py", line 34, in initialize
raise RuntimeError(message)
RuntimeError: Expected exactly one LICENSE file in cffi distribution, got 0
[end of output]

note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> coincurve

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.

C:\Windows\System32\plutus>