I will deploy you flask app to an Ubuntu Digital Ocean droplet.
The Premium Package offers you the following services:
1. Setup an Ubuntu droplet server, creating new user
with root and login access.
2. PostgreSQL installation and setup.
3. nginx installation and configuration.
4. Flask app installation and setup.
5. uWSGI setup for running flask app via the Digital Ocean server IP.
6. Domain name mapping to Digital Ocean Droplet IP.
7. Cloudflare setup for enabling SSL certificate for https service.