Sendable (#18)

* bump swift-multicodec to 0.2.1 to capture sendability changes

* added sendable conformance

Author: btoms20

Package.swift

@@ -28,7 +28,7 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         // .package(url: /* package url */, from: "1.0.0"),
         .package(url: "https://github.com/swift-libp2p/swift-varint.git", .upToNextMinor(from: "0.2.0")),
-        .package(url: "https://github.com/swift-libp2p/swift-multicodec.git", .upToNextMinor(from: "0.2.0")),
+        .package(url: "https://github.com/swift-libp2p/swift-multicodec.git", .upToNextMinor(from: "0.2.1")),
         .package(url: "https://github.com/swift-libp2p/swift-multibase.git", .upToNextMinor(from: "0.2.0")),
         .package(url: "https://github.com/swift-libp2p/swift-multihash.git", .upToNextMinor(from: "0.2.0")),
         .package(url: "https://github.com/swift-libp2p/swift-cid.git", .upToNextMinor(from: "0.2.0")),

Sources/Multiaddr/Address.swift

@@ -22,7 +22,7 @@ import Multicodec
 import Multihash
 import VarInt
 
-public struct Address: Equatable {
+public struct Address: Equatable, Sendable {
     let addrProtocol: MultiaddrProtocol
     let address: String?
 

Sources/Multiaddr/Multiaddr.swift

@@ -19,7 +19,7 @@
 import Foundation
 import VarInt
 
-public struct Multiaddr: Equatable {
+public struct Multiaddr: Equatable, Sendable {
 
     public private(set) var addresses: [Address] = []