我的 Flutter 应用程序已与 Firebase 集成，并且该应用程序已使用 Firebase 核心和身份验证成功构建。但是，当我添加cloud_firestore: ^2.2.0依赖项时，构建在 iOS 上失败（在 Android 上仍然有效），并显示以下错误消息：
In file included from /Users/charismak/AndroidStudioProjects/foodstack/ios/Pods/gRPC-Core/src/core/ext/filters/client_channel/xds/xds_channel_secure.cc:34:
In file included from /Users/charismak/AndroidStudioProjects/foodstack/ios/Pods/gRPC-Core/src/core/lib/security/credentials/credentials.h:35:
In file included from /Users/charismak/AndroidStudioProjects/foodstack/ios/Pods/gRPC-Core/src/core/lib/security/security_connector/security_connector.h:33:
/Users/charismak/AndroidStudioProjects/foodstack/ios/Pods/gRPC-Core/src/core/tsi/ssl_transport_security.h:28:10: fatal error: 'openssl/x509.h' file not found
#include <openssl/x509.h>
^~~~~~~~~~~~~~~~
1 error generated.
当我删除依赖项时，它会成功构建。
我尝试过运行pod install、flutter clean更改 Xcode 和 podfile 上的部署目标，以及安装/升级 openssl。