Changed -mtime logic from +$RetentionDays to +($RetentionDays - 1) to correctly implement 2-day retention. Previously kept 3 days (today + 2 previous), now keeps exactly 2 days (today + yesterday). 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>