copr-cli

• don't traceback for missing field in frontend's output
• paginate packages list in APIv3
• fix exit code when a build is canceled
• api monitor page to contain pkg_version

python-copr

• don't BuildRequires pyproject-rpm-macros directly
• fix exception caused by default msg value
• raise user-friendly exception when on request timeout
• print human-readable validation errors in APIv3
• remove macros that reference old Fedoras and EL6 and instroduce EL9