bug fix

Author: cherylEnkidu

Firestore/core/swift/src/used_by_swift.cc

@@ -2,7 +2,7 @@
 // Created by Cheryl Lin on 2024-10-22.
 //
 
-#include "Firestore/core/swift/include/used_by_swift.h"
+#include "../include/used_by_swift.h"
 #include <iostream>
 
 UsedBySwift::UsedBySwift(std::string content) {

Package.swift

@@ -1175,7 +1175,10 @@ let package = Package(
         "FirebaseStorage",
         .product(name: "nanopb", package: "nanopb"),
       ],
-      path: "SwiftPMTests/swift-test"
+      path: "SwiftPMTests/swift-test",
+      swiftSettings: [
+          .interoperabilityMode(.Cxx), // C++ interoperability setting
+      ]
     ),
     .testTarget(
       name: "analytics-import-test",
@@ -1399,9 +1402,6 @@ func firebaseFirestoreCppTarget() -> Target {
     return .target(
         name: "FirebaseFirestoreCpp",
         path: "Firestore/core/swift",
-        sources: [
-          "src",
-        ],
         publicHeadersPath: "include", // Path to the public headers
         cxxSettings: [
           .headerSearchPath("umbrella"), // Ensure the header search path is correct