Swiss AI Hub v0.311.0

Added

• ✨ Empowered users to export agent configurations, allowing them to download a JSON file containing the full setup
  of an agent instance directly from the agent card or its dedicated configuration page.
• 📄 Implemented a standardized export schema (version 1.0) for agent configurations, ensuring consistent and
  machine-readable data for easier backup and migration.
• 🌐 Included localized labels for the new "Export" button, providing a seamless experience for users across all
  supported languages.