[BUG] wallpaper_depth "setup validation failed" error

[make-42]

Submission checklist

• I have searched existing issues and confirmed this is not a duplicate.
• I am using the latest available version of Noctalia.

Bug description

wallpaper_depth setup fails with "setup validation failed" error

It seems like the model and the python venv are setup correctly though:

data/noctalia/wallpaper_depth ❯ tree -a
.
├── models
│   └── depth-anything-v2-small
│       └── model.onnx
├── runtime
│   └── .venv
│       ├── bin
│       │   ├── activate
│       │   ├── activate.csh
│       │   ├── activate.fish
│       │   ├── Activate.ps1
│       │   ├── f2py
│       │   ├── numpy-config
│       │   ├── onnxruntime_test
│       │   ├── pip
│       │   ├── pip3
│       │   ├── pip3.13
│       │   ├── python -> python3
│       │   ├── python3 -> /run/current-system/sw/bin/python3
│       │   └── python3.13 -> python3
│       ├── .gitignore
│       ├── include
│       │   └── python3.13
│       ├── lib
│       │   └── python3.13
│       │       └── site-packages (omitted because of size but full of lib files)
│       ├── lib64 -> lib
│       └── pyvenv.cfg
└── setup-operation.json

data/noctalia/wallpaper_depth ❯ python --version
Python 3.13.15

I'm running NixOS with the latest version of Noctalia.

data/noctalia/wallpaper_depth took 2s ❯ uname -a
Linux yuki-x 7.2.0-cachyos #1-NixOS SMP PREEMPT_DYNAMIC Tue Jan  1 00:00:00 UTC 1980 x86_64 GNU/Linux

Steps to reproduce

1. Click Install button

Expected behavior

For the model to install

Actual behavior

It doesn't and fails with "setup validation failed"

Logs / error output

No logs are written by the plugin it seems (I ran noctalia from the terminal but didn't see anything)

Noctalia version

v5.0.0 (flake latest)

Compositor

Niri

Distribution

NixOS

Environment information

Installation method: Nix flakes
GPU: RTX 3090 (nvidia-open)

Additional context

No response