Make chat completions response sendable

Author: Recouse

Sources/OpenAI/Chat/ChatCompletionsResponse.swift

@@ -8,15 +8,15 @@
 import Foundation
 
 public extension ChatCompletions {
-    struct Response: Decodable, Identifiable {
+    struct Response: Decodable, Sendable, Identifiable {
         public let id: String
         public let object: String
         public let created: Date
         public let model: Model
         public let choices: [Choice]
         public let usage: Usage?
 
-        public struct Message: Decodable {
+        public struct Message: Decodable, Sendable {
             /// The contents of the message
             public let content: String
             /// The refusal message generated by the model.
@@ -27,24 +27,24 @@ public extension ChatCompletions {
             public let audio: AudioResponse?
         }
 
-        public struct Choice: Decodable {
+        public struct Choice: Decodable, Sendable {
             public let index: Int?
             public let message: Message?
             public let finishReason: FinishReason?
         }
 
-        public struct Chunk: Decodable, Identifiable {
+        public struct Chunk: Decodable, Sendable, Identifiable {
             public let id: String
             public let object: String
             public let created: Int
             public let model: Model
             public let choices: [ChunkChoice]
 
-            public struct ChunkDelta: Decodable {
+            public struct ChunkDelta: Decodable, Sendable {
                 public let content: String?
             }
 
-            public struct ChunkChoice: Decodable {
+            public struct ChunkChoice: Decodable, Sendable {
                 public let index: Int
                 public let delta: ChunkDelta
                 public let finishReason: FinishReason?