feat: implement localization for Translator feature with multi-language support and update Header component

feat: add Translator page and update routing in App component, enhance Header with navigation link, and include custom styles for the Translator feature

feat: add Perpetual Calendar component and update routing, localization, and model rankings with new entries and adjustments

feat: enhance WechatFormatter with new floating copy button and improved header layout for better user interaction

feat: enhance ImageAnnotator with responsive design, CORS handling, and error messaging for improved user experience

feat: update WechatFormatter styles for headings and list items to improve visual consistency and readability