Evolution models (EvolutionTrack, EvolutionCardState, EvolutionTierBoost,
EvolutionCosmetic), their re-export module, and tests were included in
this PR without disclosure. Removed to keep this PR scoped to
PlayerSeasonStats (WP-02) only per review feedback.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>