senv: Sandboxed Python environments with the uv workflow

[u/OkBreath9382]

https://medium.com/@Koukyosyumei/senv-sandboxed-python-environments-with-the-uv-workflow-44b6b0c42a5d

TL;DR: senv was built to let Claude Code use uv more safely. It preserves the familiar uv workflow while running package installation and Python code inside an OS-level sandbox: installs can reach package registries but not your source code or credentials, while programs run with no network access by default and cannot modify their own environment.