mousai: init at 0.3.1

[onny]

Motivation for this change

Package music recognition tool mousai

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS linux)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• Determined the impact on package closure size (by running nix path-info -S before and after)
• Ensured that relevant documentation is up to date
• Fits CONTRIBUTING.md.

[onny]

Thank you @fabaff and @SuperSandro2000 for the feedback. All remarks should be fixed now :)

[onny]

Not sure about the wrapping issue but maybe it is okay at this stage :)

[SuperSandro2000]

Not sure about the wrapping issue but maybe it is okay at this stage :)

Looks better but still double wrapped

.r-xr-xr-x root root 2.8 KB Thu Jan  1 01:00:01 1970  ..mousai-wrapped-wrapped
.r-xr-xr-x root root 4.4 KB Thu Jan  1 01:00:01 1970  .mousai-wrapped
.r-xr-xr-x root root 3.6 KB Thu Jan  1 01:00:01 1970  mousai

[onny]

Sorry, I moved my local changes to a separate branch. New pull request is here: #120515
Hopefully it should also solve the issue of nested wrappers :)