lint all as a package

[yegor256]

see #3626

[0crat]

@yegor256 Hey there! 👋 Thanks for your contribution! You've earned +4 points, which breaks down like this: +4 base points, +9 for your 187 hits-of-code, but we had to deduct 16 for no code review and another 16 for no reviewer comments. We bumped it up by 23 to keep you motivated. Remember, code reviews and comments are crucial – they could've boosted your points significantly! Keep the contributions coming, and don't forget to engage in the review process next time. Your current balance stands at -84. Let's aim higher together! 💪