- Update E2E test credentials to match actual seed users
(user@veza.music, artist@veza.music, admin@veza.music, mod@veza.music)
- Fix hardcoded "Suggested Accounts" in SuggestionsWidget with i18n key
- Replace hardcoded amelie_dubois references with CONFIG.users.creator
- Refactor auth, player, upload E2E tests for reliability
- Add tmt test plans and scripts for CI integration
- Simplify CI workflow
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
