fix(core, ios): update Package.swift and header imports for backwards compatibility

Package.swift

@@ -8,55 +8,6 @@
 import Foundation
 import PackageDescription
 
-enum ConfigurationError: Error {
-  case fileNotFound(String)
-  case parsingError(String)
-  case invalidFormat(String)
-}
-
-func loadFirebaseSDKVersion() throws -> String {
-  let firebaseCoreScriptPath = NSString.path(withComponents: [
-    "packages",
-    "firebase_core",
-    "firebase_core",
-    "ios",
-    "firebase_sdk_version.rb",
-  ])
-
-  do {
-    let content = try String(contentsOfFile: firebaseCoreScriptPath, encoding: .utf8)
-    let pattern = #"def firebase_sdk_version!\(\)\n\s+'([^']+)'\nend"#
-    if let regex = try? NSRegularExpression(pattern: pattern, options: []),
-       let match = regex.firstMatch(
-         in: content,
-         range: NSRange(content.startIndex..., in: content)
-       ) {
-      if let versionRange = Range(match.range(at: 1), in: content) {
-        return String(content[versionRange])
-      } else {
-        throw ConfigurationError.invalidFormat("Invalid format in firebase_sdk_version.rb")
-      }
-    } else {
-      throw ConfigurationError.parsingError("No match found in firebase_sdk_version.rb")
-    }
-  } catch {
-    throw ConfigurationError
-      .fileNotFound("Error loading or parsing firebase_sdk_version.rb: \(error)")
-  }
-}
-
-let firebase_sdk_version_string: String
-
-do {
-  firebase_sdk_version_string = try loadFirebaseSDKVersion()
-} catch {
-  fatalError("Failed to load configuration: \(error)")
-}
-
-guard let firebase_sdk_version = Version(firebase_sdk_version_string) else {
-  fatalError("Invalid Firebase SDK version: \(firebase_sdk_version_string)")
-}
-
 // Shared Swift package manager code for firebase core
 let package = Package(
   name: "remote_firebase_core",
@@ -68,7 +19,9 @@ let package = Package(
     .library(name: "firebase-core-shared", targets: ["firebase_core_shared"]),
   ],
   dependencies: [
-    .package(url: "https://github.com/firebase/firebase-ios-sdk", exact: firebase_sdk_version),
+    // TODO: this is fine for now, but will require a way of retrieving the firebase-ios-sdk
+    // likely create a script that runs in preCommit hook of melos
+    .package(url: "https://github.com/firebase/firebase-ios-sdk", from: "11.0.0"),
   ],
   targets: [
     .target(

packages/firebase_core/firebase_core/ios/firebase_core/Sources/firebase_core/FLTFirebasePlugin.m

@@ -2,7 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#if __has_include("include/firebase_core/FLTFirebasePlugin.h")
 #import "include/firebase_core/FLTFirebasePlugin.h"
+#else
+#import "include/FLTFirebasePlugin.h"
+#endif
 
 // Firebase default app name.
 NSString *_Nonnull const kFIRDefaultAppNameIOS = @"__FIRAPP_DEFAULT";

packages/firebase_core/firebase_core/ios/firebase_core/Sources/firebase_core/FLTFirebasePluginRegistry.m

@@ -2,7 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#if __has_include("include/firebase_core/FLTFirebasePluginRegistry.h")
 #import "include/firebase_core/FLTFirebasePluginRegistry.h"
+#else
+#import "include/FLTFirebasePluginRegistry.h"
+#endif
 
 #if __has_include(<FirebaseCore/FIRAppInternal.h>)
 #import <FirebaseCore/FIRAppInternal.h>