feat(frontend): Use betterAuth implementation from nuxthub-better-auth project

legalconsenthub/utils/auth-types.ts

@@ -1,10 +1,3 @@
-import type { auth } from '../server/utils/auth'
-import type { authClient } from './auth-client'
-
-export type Session = typeof auth.$Infer.Session
-export type ActiveOrganization = typeof authClient.$Infer.ActiveOrganization
-export type Invitation = typeof authClient.$Infer.Invitation
-
 // Types can be found here: https://github.com/better-auth/better-auth/blob/3f574ec70bb15c155a78673d42c5e25f7376ced3/packages/better-auth/src/plugins/organization/routes/crud-invites.ts#L531
 export type CustomInvitation = {
   organizationName: string