Android
android/app/src/main/AndroidManifest.xml
<manifest
...
>
<application
...
android:usesCleartextTraffic="true" // 추가
>
...
</application>
</manifest>
iOS
ios/project/info.plist
<key>NSAppTransportSecurity</key>
<dict>
<key>NSAllowsArbitraryLoads</key> // 추가
<true/> // 추가
<key>NSExceptionDomains</key>
<dict>
<key>localhost</key>
<dict>
<key>NSExceptionAllowsInsecureHTTPLoads</key>
<true/>
</dict>
</dict>
</dict>