Call to develop a cross platform desktop application

The cross-platform desktop app should:
- Be compatible with Windows 8+ and macOS 15+.
- Have an accurate local speech-to-text model that supports 10+ languages.
- Collect doctor behavior data to personalize the user experience.
- Fetch current dental news and filter relevant articles based on user preferences.
- Integrate with Google Calendar and Apple Calendar to fetch appointments.
- Be integrated with the local server and the mobile application for seamless data flow.
The mobile application should:
- Be compatible with iOS 15+ and Android 11+.
- Fetch a list of patients from the local backend.
- Have real-time detection for what’s happening on the desktop app.
- Enable secure sharing of pictures, PDFs, and other files from the phone to the desktop.
- Allow doctors to centralize messaging with patients from different platforms (e.g., WhatsApp, SMS).
- Be integrated with the local server and the desktop app.
- Have a user-friendly interface for a fast onboarding experience.
The local backend should:
- Have a built-in local text-to-speech model for real-time interaction with the doctor.
- Have a secure and optimized local RAG pipeline for efficient retrieval of relevant information.
- Include a secure vector database to store embeddings.
- Run daily cron jobs to create and cache embeddings based on appointments.
- Handle patient files securely.
- Have an X-ray classification model with 90%+ accuracy.
- Include a file labeling model to automatically rename and describe uploaded files.
- Support WebSocket communication with the desktop and mobile apps for real-time