feat: add teams (#848)

## Description

Add support for teams which will allow users to collaborate on
documents.

Teams features allows users to:

- Create, manage and transfer teams
- Manage team members
- Manage team emails
- Manage a shared team inbox and documents

These changes do NOT include the following, which are planned for a
future release:

- Team templates
- Team API
- Search menu integration

## Testing Performed

- Added E2E tests for general team management
- Added E2E tests to validate document counts

## Checklist

- [X] I have tested these changes locally and they work as expected.
- [X] I have added/updated tests that prove the effectiveness of these
changes.
- [ ] I have updated the documentation to reflect these changes, if
applicable.
- [X] I have followed the project's coding style guidelines.

packages/lib/utils/recipient-formatter.ts

@@ -1,6 +1,6 @@
 import type { Recipient } from '@documenso/prisma/client';
 
-export const recipientInitials = (text: string) =>
+export const extractInitials = (text: string) =>
   text
     .split(' ')
     .map((name: string) => name.slice(0, 1).toUpperCase())
@@ -8,5 +8,5 @@ export const recipientInitials = (text: string) =>
     .join('');
 
 export const recipientAbbreviation = (recipient: Recipient) => {
-  return recipientInitials(recipient.name) || recipient.email.slice(0, 1).toUpperCase();
+  return extractInitials(recipient.name) || recipient.email.slice(0, 1).toUpperCase();
 };