Merge pull request #127 from glyuck/fix_message_parameter

Fix MessageParameter for "Create message" request

Author: jamesrochabrun

Sources/OpenAI/Public/Parameters/Message/MessageParameter.swift

@@ -50,7 +50,7 @@ public struct MessageParameter: Encodable {
 
    /// Enum to represent different content parts (text, image URL, image file).
    public enum ContentItem: Encodable {
-      case text(Text)
+      case text(String)
       case imageURL(ImageURL)
       case imageFile(ImageFile)
 
@@ -77,26 +77,6 @@ public struct MessageParameter: Encodable {
       }
    }
 
-   /// Struct representing a text content part.
-   public struct Text: Encodable {
-      let text: String
-      
-      public init(text: String) {
-         self.text = text
-      }
-      
-      enum CodingKeys: String, CodingKey {
-         case type
-         case text
-      }
-      
-      public func encode(to encoder: Encoder) throws {
-         var container = encoder.container(keyedBy: CodingKeys.self)
-         try container.encode("text", forKey: .type)
-         try container.encode(text, forKey: .text)
-      }
-   }
-   
    /// References an image URL in the content of a message.
    public struct ImageURL: Encodable {