feat(dashboard, user): prefill invite email (#9016)

**What**
- store invite email on the JWT invite token
- prefill email in the invite form

---

RESOLVES CC-125

packages/admin/dashboard/src/routes/invite/invite.tsx

@@ -38,6 +38,7 @@ type DecodedInvite = {
   jti: any
   exp: string
   iat: number
+  email: string
 }
 
 export const Invite = () => {
@@ -185,6 +186,7 @@ const InvalidView = () => {
 const CreateView = ({
   onSuccess,
   token,
+  invite,
 }: {
   onSuccess: () => void
   token: string
@@ -196,7 +198,7 @@ const CreateView = ({
   const form = useForm<z.infer<typeof CreateAccountSchema>>({
     resolver: zodResolver(CreateAccountSchema),
     defaultValues: {
-      email: "",
+      email: invite.email || "",
       first_name: "",
       last_name: "",
       password: "",