v0.4.2

0.4.2 (2026-10-08)

Features

• perch coverage finds low-value tests and real coverage gaps (#317) (767a4e4)
• perch coverage finds tests in every language scan reads (#331) (0c27493)
• perch coverage makes every mutant of a method, fourteen kinds (#337) (7f88076)
• perch coverage predicts which mutants your tests kill (#320) (73fc9bf)
• PERCH_BASE_URL can point at OpenAI's Decisions API (#335) (e122e6d)

Bug Fixes

• perch scan ran out of open files reading callers (#314) (b966805), closes #305 #313