- Add TestExtractSessionKeyParts testing extractPlatformName,
extractChannelID, extractUserID with various session key formats
- Add TestSessionManager_StorePath for SessionManager.StorePath getter
- Add TestDetectLanguage, TestIsChinese, TestIsJapanese for language
detection functions in i18n
- Add TestCronStore_MarkRun and TestCronStore_ListByProject for
additional cron store coverage
- Fix TestEngine_SetUserRoles by removing incorrect isAdmin assertion
(isAdmin checks adminFrom config, not UserRoleManager)
- Fix duplicate TestEngine_ClearAliases function that was causing
compilation failure
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>