AI/crush @ clean

Andrey Nering a32c16cb87 refactor: use core utils middleware from `mvdan/sh` (#323)		пре 8 месеци
..
command_block_test.go	2a43184580 feat: grep should support gitignore/crushignore (#428)	пре 8 месеци
comparison_test.go	0506272332 test: improve tests (#315)	пре 8 месеци
doc.go	8d4f80d607 chore: lint fixes	пре 9 месеци
persistent.go	08d5a47c7d chore: run `modernize`	пре 8 месеци
shell.go	a32c16cb87 refactor: use core utils middleware from `mvdan/sh` (#323)	пре 8 месеци
shell_test.go	436aa017e4 fix(windows): use `mvdan/sh` + general fixes	пре 9 месеци