feat(react-native): add pr57517 bundle url provider patch

README.md

@@ -16,6 +16,7 @@ Still open upstream, so the fix could change. Every row has a patch in `packages
 
 | Package                                  | Version  | Fix                                                                                                                                                                                                                                                  | PR                                                                                   |
 | :--------------------------------------- | :------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | :----------------------------------------------------------------------------------- |
+| [`react-native`](packages/react-native/) | n/a      | Declare `RCTBundleURLProviderAllowPackagerServerAccess` unconditionally so the dev-only API stops vanishing in Release builds and breaking out-of-tree callers.                                                                                      | [react/react-native#57517](https://github.com/react/react-native/pull/57517)         |
 | [`expo`](packages/expo/)                 | n/a      | Exit 1 when docs API data generation fails for any package and run the `expotools` test suite in CI, so dead mapping entries stop shipping silently.                                                                                                 | [expo/expo#47691](https://github.com/expo/expo/pull/47691)                           |
 | [`expo-updates`](packages/expo-updates/) | `57.0.6` | Fix the Xcode 14+ warning about `EXUpdates.podspec`'s updates-resources script phase on every clean build.                                                                                                                                           | [expo/expo#47622](https://github.com/expo/expo/pull/47622)                           |
 | [`hermes`](packages/hermes/)             | n/a      | Cherry-pick `1e94fbe0eb` onto `250829098.0.0-stable`. A class declared in a `finally` block miscompiles ([facebook/hermes#1761](https://github.com/facebook/hermes/issues/1761)).                                                                    | [facebook/hermes#2046](https://github.com/facebook/hermes/pull/2046)                 |

packages/react-native/react-native-pr57517.patch

@@ -0,0 +1,44 @@
+diff --git a/packages/react-native/React/Base/RCTBundleURLProvider.h b/packages/react-native/React/Base/RCTBundleURLProvider.h
+index 2d7dc5065374..3b33f9d215f2 100644
+--- a/packages/react-native/React/Base/RCTBundleURLProvider.h
++++ b/packages/react-native/React/Base/RCTBundleURLProvider.h
+@@ -14,15 +14,15 @@
+ RCT_EXTERN NSString *_Nonnull const RCTBundleURLProviderUpdatedNotification;
+ RCT_EXTERN const NSUInteger kRCTBundleURLProviderDefaultPort;
+
+-#if RCT_DEV_MENU | RCT_PACKAGER_LOADING_FUNCTIONALITY
+ /**
+  * Allow/disallow accessing the packager server for various runtime scenario.
+  * For instance, if a test run should never access the packager, disable it
+  * by calling this function before initializing React Native (RCTBridge etc).
+- * By default the access is enabled.
++ * By default the access is enabled. When packager support is compiled out
++ * (neither RCT_DEV_MENU nor RCT_PACKAGER_LOADING_FUNCTIONALITY is set),
++ * calling this function is a no-op.
+  */
+ RCT_EXTERN void RCTBundleURLProviderAllowPackagerServerAccess(BOOL allowed);
+-#endif
+
+ NS_ASSUME_NONNULL_BEGIN
+
+diff --git a/packages/react-native/React/Base/RCTBundleURLProvider.mm b/packages/react-native/React/Base/RCTBundleURLProvider.mm
+index 808925dd08c5..906012b06b26 100644
+--- a/packages/react-native/React/Base/RCTBundleURLProvider.mm
++++ b/packages/react-native/React/Base/RCTBundleURLProvider.mm
+@@ -19,13 +19,14 @@
+
+ const NSUInteger kRCTBundleURLProviderDefaultPort = RCT_METRO_PORT;
+
+-#if RCT_DEV_MENU | RCT_PACKAGER_LOADING_FUNCTIONALITY
++// Declared unconditionally so out-of-tree callers link in every configuration,
++// same shape as RCTDevLoadingViewSetEnabled. Reads stay gated below, so this is
++// a no-op when packager support is compiled out.
+ static BOOL kRCTAllowPackagerAccess = YES;
+ void RCTBundleURLProviderAllowPackagerServerAccess(BOOL allowed)
+ {
+   kRCTAllowPackagerAccess = allowed;
+ }
+-#endif
+ static NSString *const kRCTPackagerSchemeKey = @"RCT_packager_scheme";
+ static NSString *const kRCTJsLocationKey = @"RCT_jsLocation";
+ static NSString *const kRCTEnableDevKey = @"RCT_enableDev";