chore: update dependencies and enhance configuration for improved performance
- Add Vite optimization configuration to exclude 'fsevents' for better dependency management.
- Upgrade dependencies in package.json and package-lock.json for @astrojs/cloudflare and astro to their latest versions.
- Update devDependency @astrojs/check to the latest version for improved functionality.
- Refine TypeScript configuration in tsconfig.json for better path mapping.
- Introduce responsive styles in embed.css and profile.css to enhance media presentation on smaller screens.