Update README.md

bump version 0.3.9

Add new check categories, fix regex bugs, and expand test coverage (#176) (#176)

bump version 0.3.8 (#175)

Add shellfirm rules for git checkout -- . and git restore . (#174)

bump version 0.3.7 (#173)

Add crates.io publishing to release workflow (#172)

fix: ensure terminal echo in zsh zle widgets (#171)

bump version 0.3.6

bump version 0.3.5 (#167)

fix: exclude >/dev/null from fs:flush_file_content check (#166)

Refactor config reset to share interactive setup with init (#165)

Add shellfirm connect subcommand for one-step AI tool integration (#164)

bump version 0.3.4 (#162)

fix: bypass crossterm in zsh zle widgets to prevent terminal hang (#161)