add simple length counter

Made a better readme

SnakeOS initial commit

Run cargo update for bootloader crate

Run cargo update for bootloader crate

Merge branch 'post-01' into post-02

Readme: Update workflow name in badge

Run `cargo update` for bootloader

Run cargo update for bootloader crate

Merge branch 'post-01' into post-02

CI: Rename 'Build Code' workflow to 'Code'

Merge branch 'post-01' into post-02

Update lockfile format

Merge branch 'post-01' into post-02

Ci: Don't fail fast