如何在Objective-C中硬编码.cer证书？

#import <Foundation/Foundation.h>
#import <Security/Security.h>

// 硬编码.cer证书
- (void)embedCertificate {
    NSString *certificatePath = [[NSBundle mainBundle] pathForResource:@"certificate" ofType:@"cer"];
    NSData *certificateData = [NSData dataWithContentsOfFile:certificatePath];
    
    SecCertificateRef certificate = SecCertificateCreateWithData(NULL, (__bridge CFDataRef)certificateData);
    if (certificate != NULL) {
        NSArray *certificates = @[(__bridge id)certificate];
        NSDictionary *options = @{(__bridge id)kSecClass: (__bridge id)kSecClassCertificate,
                                  (__bridge id)kSecAttrCertificateType: (__bridge id)kSecAttrCertificateTypeDER,
                                  (__bridge id)kSecValueRef: certificates};
        
        OSStatus status = SecItemAdd((__bridge CFDictionaryRef)options, NULL);
        if (status == errSecSuccess) {
            NSLog(@"Certificate embedded successfully.");
        } else {
            NSLog(@"Failed to embed certificate with error code: %d", (int)status);
        }
        
        CFRelease(certificate);
    } else {
        NSLog(@"Failed to create certificate from data.");
    }
}