* Previously, only `uv` installed inside a venv was properly handled. Now `uv` installed outside the venv is also supported.
* Even if `use_uv=False`, `uv` is used as a fallback when `pip` is unavailable.
* Even if `use_uv=True`, `pip` is used as a fallback when `uv` is unavailable.
https://github.com/Comfy-Org/ComfyUI-Manager/issues/2125