- 2026-08 added to the junior rate table at 0 CZK, same as adults
- A single practice in a 0-rate month is 0 instead of "?", since a
free month needs no manual review
- Mirrored in Go and legacy Python; new calculate_junior_fee parity
fixtures
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>