Sets license, readme, repository, keywords and categories so cargo
publish / cargo install pick up the right info. Repo URL points at
the real git.aleshym.co remote.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Binary, crate, clap app name, ksni tray id, HTTP user-agent, systemd unit,
XDG config dir (co.aleshym/umutray), README, and all log prefixes.
Config path changes from ~/.config/battlenet-manager/ to ~/.config/umutray/.
Existing users should `mv` the old directory if they've customised it;
otherwise defaults get rewritten on next run.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>