fixed the issue of the Flipper class failing to initialize

android/app/src/main/java/com/fleetbase/navigator/MainApplication.java

@@ -7,41 +7,37 @@
 import com.facebook.react.ReactPackage;
 import com.facebook.react.defaults.DefaultNewArchitectureEntryPoint;
 import com.facebook.react.defaults.DefaultReactNativeHost;
+import com.facebook.react.shell.MainReactPackage;
 import com.facebook.soloader.SoLoader;
+import com.horcrux.svg.SvgPackage;
+import com.reactnativecommunity.webview.RNCWebViewPackage;
+import com.swmansion.gesturehandler.react.RNGestureHandlerPackage;
+
 import java.util.List;
+import java.util.Arrays;
 
 public class MainApplication extends Application implements ReactApplication {
 
-  private final ReactNativeHost mReactNativeHost = new DefaultReactNativeHost(this) {
+  private final ReactNativeHost mReactNativeHost = new ReactNativeHost(this) {
     @Override
     public boolean getUseDeveloperSupport() {
       return BuildConfig.DEBUG;
     }
 
     @Override
     protected List<ReactPackage> getPackages() {
-      @SuppressWarnings("UnnecessaryLocalVariable")
-      List<ReactPackage> packages = new PackageList(this).getPackages();
-
-      // Packages that cannot be autolinked yet can be added manually here, for
-      // packages.add(new ReactNativeConfigPackage());
-      return packages;
+      return Arrays.<ReactPackage>asList(
+          new MainReactPackage(),
+            new RNCWebViewPackage(),
+            new SvgPackage(),
+            new RNGestureHandlerPackage()
+      );
     }
 
     @Override
     protected String getJSMainModuleName() {
       return "index";
     }
-
-    @Override
-    protected boolean isNewArchEnabled() {
-      return BuildConfig.IS_NEW_ARCHITECTURE_ENABLED;
-    }
-
-    @Override
-    protected Boolean isHermesEnabled() {
-      return BuildConfig.IS_HERMES_ENABLED;
-    }
   };
 
   @Override
@@ -53,11 +49,5 @@ public ReactNativeHost getReactNativeHost() {
   public void onCreate() {
     super.onCreate();
     SoLoader.init(this, /* native exopackage */ false);
-    if (BuildConfig.IS_NEW_ARCHITECTURE_ENABLED) {
-      // If you opted-in for the New Architecture, we load the native entry point for
-      // this app.
-      DefaultNewArchitectureEntryPoint.load();
-    }
-    ReactNativeFlipper.initializeFlipper(this, getReactNativeHost().getReactInstanceManager());
   }
 }