ui(localization): unify zh-Hant terms and polish cross-language strings- Switch zh-Hant to native Taiwan vocabulary: 代理群組, 本機, 網址/位址, 程式, 系統匣, 重新整理, 偵錯, 網域- Add sentence-final periods to subscription/override validation messages in all languages- Fix en mistranslations: Test Connection, Network Takeover, Connection Capabilities, GEO Data Loading Mode- Unify ellipsis and refine ambiguous phrasings