Krystian's Alpine Linux package repositories

v3.18/
v3.19/
v3.20/
v3.21/

• krystianch repository: https://git.sr.ht/~krystianch/apkbuilds
• testing repository: https://gitlab.alpinelinux.org/alpine/aports

wget -P /etc/apk/keys/ https://alpine.krystianch.com/krystian@krystianch.com-640eea4d.rsa.pub
echo 'https://alpine.krystianch.com/v3.21/krystianch/' >> /etc/apk/repositories
echo 'https://alpine.krystianch.com/v3.21/testing/' >> /etc/apk/repositories