message: include validation rules in the example for RN
diff: @@ -10,6 +10,9 @@ export default function App() {
  <View>
  <Controller
  control={control}
  + rules={{
  + required: true,
  + }}
  render={({ field: { onChange, onBlur, value } }) => (
  <TextInput
  style={styles.input}
  @@ -26,6 +29,9 @@ export default function App() {
  <Controller
  control={control}
  + rules={{
  + maxLength: 100,
  + }}
  render={({ field: { onChange, onBlur, value } }) => (
  <TextInput
  style={styles.input}
  