Add preference key for custom commands

Author: intitni

Core/Sources/Preferences/CustomCommand.swift

@@ -0,0 +1,12 @@
+import Foundation
+
+public struct CustomCommand: Codable {
+    public enum Feature: Codable {
+        case promptToCode(prompt: String, continuousMode: Bool)
+        case chatWithSelection(prompt: String)
+        case customChat(systemPrompt: String?, prompt: String)
+    }
+    
+    public var name: String
+    public var feature: Feature
+}

Core/Sources/Preferences/Keys.swift

@@ -207,6 +207,19 @@ public extension UserDefaultPreferenceKeys {
     var chatGPTLanguage: ChatGPTLanguage { .init() }
 }
 
+// MARK: - Custom Commands
+
+public extension UserDefaultPreferenceKeys {
+    struct CustomCommandsKey: UserDefaultPreferenceKey {
+        public let defaultValue: [CustomCommand] = []
+        public let key = "CustomCommands"
+    }
+
+    var customCommands: CustomCommandsKey { .init() }
+}
+
+// MARK: - Feature Flags
+
 public enum FeatureFlags {
     public struct DisableLazyVStack: UserDefaultPreferenceKey {
         public let defaultValue = false