feat: b&t notifications

[ncomerci]

Related Issue This closes #1741

• [ ] Functionality validation
  • [ ] Feature working as described in the related issue
  • [ ] New environment variables have been set
  • [ ] New API services methods have tests
  • [ ] Code errors are being logged in the code health service
• [ ] Product validation
  • [ ] UI changes look the same as in Figma
  • [ ] Usage events are being sent to the product analytics service
  • [ ] New common components have been documented in Storybook
  • [ ] Preview link if it’s a customer facing issue
• [ ] Documentation
  • [ ] README updated
  • [ ] New API changes are documented
• [ ] Accessibility
  • [ ] UI changes are accessible