main
man: Use custom XSL stylesheet for HTML output
Add `ostree admin post-copy` command
docs: Remove <authorgroup>
soft-reboot: Many changes
man: Document how to select subkeys with --gpg-sign
Add root.transient-ro
man: Fix some grammar problems with --gpg-sign documentation
ostree-sign: Slightly clarify docs around --key-file
man/ostree-state-overlay: drop experimental but link to bootc docs
man: Tweak formatting for ostree-summary.xml options
sysroot: Support boot counting for boot entries