- Add GitHub Actions CI: test, typecheck, lint on push/PR to main
- Add fight lifecycle integration tests: full pipeline, ELO advantage,
combo scaling, type exhaustion, answer verification (7 tests)
- Kaplay already lazy-loaded via route-level code splitting
- Total: 135 tests across 7 test files
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>