BREAKING CHANGE: Stripe environment variables simplified. Check out the
new configs to adapt your existing system.
Closes#906
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### Summary by CodeRabbit
**New Features:**
- Introduced a usage-based billing system, providing more flexibility
and options for users.
- Integrated with Stripe for a smoother and more secure payment process.
- Enhanced the user interface with improvements to the billing,
workspace, and pricing pages for a more intuitive experience.
**Improvements:**
- Simplified the billing logic, removing additional chats and yearly
billing for a more streamlined user experience.
- Updated email notifications to keep users informed about their usage
and limits.
- Improved pricing and currency formatting for better clarity and
understanding.
**Testing:**
- Updated tests and specifications to ensure the reliability of new
features and improvements.
**Note:** These changes aim to provide a more flexible and user-friendly
billing system, with clearer pricing and improved notifications. Users
should find the new system more intuitive and easier to navigate.
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### Summary by CodeRabbit
**New Features:**
- Added WhatsApp integration feature to the Pro plan.
**Refactor:**
- Introduced the ability to exclude specific plans from being displayed
in the Change Plan Modal.
- Renamed the function `isProPlan` to `hasProPerks`, enhancing code
readability and maintainability.
- Updated the `EmbedButton` component to handle a new `lockTagPlan`
property and use the `modal` function instead of the `Modal` component.
**Chore:**
- Removed the `whatsAppPhoneNumberId` field from the `Typebot` model
across various files, simplifying the data structure of the model.
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For OpenID connect over OAuth, at least `openid profile` need to be set
there, but since the email is also used, the `email` scope will instruct
the OpenID provider to also deliver that.
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Co-authored-by: Baptiste Arnaud <contact@baptiste-arnaud.fr>
