feat: add --add-dir flag for extra writable roots (#5335)

Add a `--add-dir` CLI flag so sessions can use extra writable roots in
addition to the ones specified in the config file. These are ephemerally
added during the session only.

Fixes #3303
Fixes #2797

Thibault Sottiaux committed 7mo ago

4f46360aa493b04eae12045ac8c34a4e42441734

Parent: 2287d2a

Committed by GitHub <noreply@github.com> on 10/19/2025, 5:13:53 AM