[Bug] Shell enters broken state when CWD is deleted by rm -rf

Question

**Bug Description**
Shell enters broken state ("Not logged in") after rm -rf deletes the current working directory. Steps: 1) Run a chained Bash command that cd's into a subdirectory, e.g. cd test-dir && git init 2) Later run rm -rf
  test-dir to delete that directory 3) Shell CWD now points to a deleted path 4) All subsequent operations show "Not logged in - Please run /login". Expected: Shell should recover gracefully or show a meaningful error. Actual:
   Session enters broken state with misl