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.

apps/web/src/components/(teams)/dialogs/leave-team-dialog.tsx

@@ -0,0 +1,98 @@
+'use client';
+
+import { useState } from 'react';
+
+import { TEAM_MEMBER_ROLE_MAP } from '@documenso/lib/constants/teams';
+import type { TeamMemberRole } from '@documenso/prisma/client';
+import { trpc } from '@documenso/trpc/react';
+import { Alert } from '@documenso/ui/primitives/alert';
+import { AvatarWithText } from '@documenso/ui/primitives/avatar';
+import { Button } from '@documenso/ui/primitives/button';
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from '@documenso/ui/primitives/dialog';
+import { useToast } from '@documenso/ui/primitives/use-toast';
+
+export type LeaveTeamDialogProps = {
+  teamId: number;
+  teamName: string;
+  role: TeamMemberRole;
+  trigger?: React.ReactNode;
+};
+
+export const LeaveTeamDialog = ({ trigger, teamId, teamName, role }: LeaveTeamDialogProps) => {
+  const [open, setOpen] = useState(false);
+
+  const { toast } = useToast();
+
+  const { mutateAsync: leaveTeam, isLoading: isLeavingTeam } = trpc.team.leaveTeam.useMutation({
+    onSuccess: () => {
+      toast({
+        title: 'Success',
+        description: 'You have successfully left this team.',
+        duration: 5000,
+      });
+
+      setOpen(false);
+    },
+    onError: () => {
+      toast({
+        title: 'An unknown error occurred',
+        variant: 'destructive',
+        duration: 10000,
+        description:
+          'We encountered an unknown error while attempting to leave this team. Please try again later.',
+      });
+    },
+  });
+
+  return (
+    <Dialog open={open} onOpenChange={(value) => !isLeavingTeam && setOpen(value)}>
+      <DialogTrigger asChild>
+        {trigger ?? <Button variant="destructive">Leave team</Button>}
+      </DialogTrigger>
+
+      <DialogContent position="center">
+        <DialogHeader>
+          <DialogTitle>Are you sure?</DialogTitle>
+
+          <DialogDescription className="mt-4">
+            You are about to leave the following team.
+          </DialogDescription>
+        </DialogHeader>
+
+        <Alert variant="neutral" padding="tight">
+          <AvatarWithText
+            avatarClass="h-12 w-12"
+            avatarFallback={teamName.slice(0, 1).toUpperCase()}
+            primaryText={teamName}
+            secondaryText={TEAM_MEMBER_ROLE_MAP[role]}
+          />
+        </Alert>
+
+        <fieldset disabled={isLeavingTeam}>
+          <DialogFooter>
+            <Button type="button" variant="secondary" onClick={() => setOpen(false)}>
+              Cancel
+            </Button>
+
+            <Button
+              type="submit"
+              variant="destructive"
+              loading={isLeavingTeam}
+              onClick={async () => leaveTeam({ teamId })}
+            >
+              Leave
+            </Button>
+          </DialogFooter>
+        </fieldset>
+      </DialogContent>
+    </Dialog>
+  );
+};