Add CodeBuddy CLI configurator (#403)

Closes #392

MCPForUnity/Editor/Clients/Configurators/CodeBuddyCliConfigurator.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using MCPForUnity.Editor.Models;
+
+namespace MCPForUnity.Editor.Clients.Configurators
+{
+    /// <summary>
+    /// Configures the CodeBuddy CLI (~/.codebuddy.json) MCP settings.
+    /// </summary>
+    public class CodeBuddyCliConfigurator : JsonFileMcpConfigurator
+    {
+        public CodeBuddyCliConfigurator() : base(new McpClient
+        {
+            name = "CodeBuddy CLI",
+            windowsConfigPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".codebuddy.json"),
+            macConfigPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".codebuddy.json"),
+            linuxConfigPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.UserProfile), ".codebuddy.json"),
+        })
+        { }
+
+        public override IList<string> GetInstallationSteps() => new List<string>
+        {
+            "Install CodeBuddy CLI and ensure '~/.codebuddy.json' exists",
+            "Click Configure to add the UnityMCP entry (or manually edit the file above)",
+            "Restart your CLI session if needed"
+        };
+    }
+}

MCPForUnity/Editor/Clients/Configurators/CodeBuddyCliConfigurator.cs.meta

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