Remove SwiftPMSupport.

Package.swift

@@ -23,9 +23,8 @@ let package = Package(
             name: "libsrt",
             path: "Vendor/SRT/libsrt.xcframework"
         ),
-        .target(name: "SwiftPMSupport"),
         .target(name: "HaishinKit",
-                dependencies: ["Logboard", "SwiftPMSupport"],
+                dependencies: ["Logboard"],
                 path: "Sources",
                 sources: [
                     "Codec",

Platforms/HaishinKit.h

@@ -3,20 +3,3 @@
 static NSString *const __nonnull HaishinKitIdentifier = @"com.haishinkit.HaishinKit";
 FOUNDATION_EXPORT double HaishinKitVersionNumber;
 FOUNDATION_EXPORT const unsigned char HaishinKitVersionString[];
-
-// @see http://stackoverflow.com/questions/35119531/catch-objective-c-exception-in-swift
-NS_INLINE void nstry(void(^_Nonnull lambda)(void), void(^_Nullable error)(NSException *_Nonnull exception)) {
-    @try {
-        lambda();
-    }
-    @catch (NSException *exception) {
-        if (error != NULL) {
-            @try {
-                error(exception);
-            }@catch(NSException *exception) {
-
-            }
-        }
-    }
-}
-

Sources/HKStream/HKStreamRecorder.swift

@@ -1,7 +1,4 @@
 @preconcurrency import AVFoundation
-#if canImport(SwiftPMSupport)
-import SwiftPMSupport
-#endif
 
 // MARK: -
 /// An actor represents video and audio recorder.

Sources/Util/Constants.swift

@@ -1,7 +1,3 @@
 import Logboard
 
-#if canImport(SwiftPMSupport)
-import SwiftPMSupport
-#endif
-
 nonisolated(unsafe) let logger = LBLogger.with(HaishinKitIdentifier)