cleanup captcha step

src/screens/Signup/StepCaptcha/CaptchaWebView.tsx

@@ -1,5 +1,4 @@
-import React, {useEffect, useRef} from 'react'
-import {StyleSheet} from 'react-native'
+import {useEffect, useMemo, useRef} from 'react'
 import {WebView, type WebViewNavigation} from 'react-native-webview'
 import {type ShouldStartLoadRequest} from 'react-native-webview/lib/WebViewTypes'
 
@@ -43,7 +42,7 @@ export function CaptchaWebView({
     }
   }, [])
 
-  const redirectHost = React.useMemo(() => {
+  const redirectHost = useMemo(() => {
     if (!state?.serviceUrl) return 'bsky.app'
 
     return state?.serviceUrl &&
@@ -52,18 +51,14 @@ export function CaptchaWebView({
       : 'bsky.app'
   }, [state?.serviceUrl])
 
-  const wasSuccessful = React.useRef(false)
+  const wasSuccessful = useRef(false)
 
-  const onShouldStartLoadWithRequest = React.useCallback(
-    (event: ShouldStartLoadRequest) => {
+  const onShouldStartLoadWithRequest = (event: ShouldStartLoadRequest) => {
     const urlp = new URL(event.url)
     return ALLOWED_HOSTS.includes(urlp.host)
-    },
-    [],
-  )
+  }
 
-  const onNavigationStateChange = React.useCallback(
-    (e: WebViewNavigation) => {
+  const onNavigationStateChange = (e: WebViewNavigation) => {
     if (wasSuccessful.current) return
 
     const urlp = new URL(e.url)
@@ -86,15 +81,17 @@ export function CaptchaWebView({
     } else {
       onSuccess(code)
     }
-    },
-    [redirectHost, stateParam, onSuccess, onError],
-  )
+  }
 
   return (
     <WebView
       source={{uri: url}}
       javaScriptEnabled
-      style={styles.webview}
+      style={{
+        flex: 1,
+        backgroundColor: 'transparent',
+        borderRadius: 10,
+      }}
       onShouldStartLoadWithRequest={onShouldStartLoadWithRequest}
       onNavigationStateChange={onNavigationStateChange}
       scrollEnabled={false}
@@ -107,11 +104,3 @@ export function CaptchaWebView({
     />
   )
 }
-
-const styles = StyleSheet.create({
-  webview: {
-    flex: 1,
-    backgroundColor: 'transparent',
-    borderRadius: 10,
-  },
-})