this PR fixes issue
https://github.com/baptisteArno/typebot.io/issues/1008 by making the
position of `HandDrawnArrow`'s parent relative, which confines the
absolute position of its children to be within the bounds of the parent,
causing layout not shift due to `right -30px`
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **New Features**
- Updated the layout behavior of the `RealTimeResults` component on the
landing page for better user experience.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
BREAKING CHANGE: Stripe environment variables simplified. Check out the
new configs to adapt your existing system.
Closes#906
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
### 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.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
### 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.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
