Personal package repository. Metadata only — package bytes are served by
each project's GitHub Releases; pool/ paths redirect there.
curl -fsSL https://pkg.jshkol.com/jshkol-archive-keyring.asc \
| gpg --dearmor \
| sudo tee /usr/share/keyrings/jshkol-archive-keyring.gpg > /dev/null
echo 'deb [signed-by=/usr/share/keyrings/jshkol-archive-keyring.gpg] https://pkg.jshkol.com stable main' \
| sudo tee /etc/apt/sources.list.d/shkolnik.list
sudo apt update