Description:
Allow Proton Calendar users to create a public page where others can book available time slots directly, without needing a Proton account. This feature would simplify scheduling for professional or personal appointments, eliminating the back-and-forth of emails.

Key Features:

Customizable Public Page:

Unique, shareable link (e.g., proton.me/username/book)

Branding options: logo, colors, welcome message

Availability Management:

Select available time slots for booking

Set minimum and maximum appointment durations

Add buffer times between appointments

Notifications and Confirmations:

Automatic email confirmation upon booking

Optional reminder notifications before the appointment

Synchronization with Proton Calendar:

Automatic updates based on the user’s existing calendar

Blocks already booked or busy slots

Privacy and Security:

Booking without exposing sensitive calendar details

Control who can access the page (public or invite-only)

Benefits:

Reduces email exchanges when scheduling appointments

Enhances user experience for both professionals and individuals

Fits naturally into the Proton ecosystem, emphasizing security and privacy