chore: enable typed signature by default (#1436)

Enable typed signature by default and also add the option to set a typed
signature in the profile page.

apps/web/src/components/forms/profile.tsx

@@ -138,6 +138,7 @@ export const ProfileForm = ({ className, user }: ProfileFormProps) => {
                     containerClassName={cn('rounded-lg border bg-background')}
                     defaultValue={user.signature ?? undefined}
                     onChange={(v) => onChange(v ?? '')}
+                    allowTypedSignature={true}
                   />
                 </FormControl>
                 <FormMessage />