feat: Implement a modular skill system with hotword detection, streaming text output, and enhanced logging.

Core/Logger.cs

@@ -0,0 +1,15 @@
+namespace Toak.Core;
+
+public static class Logger
+{
+    public static bool Verbose { get; set; } = false;
+
+    public static void LogDebug(string message)
+    {
+        if (Verbose)
+        {
+            var logLine = $"[DEBUG] {DateTime.Now:HH:mm:ss.fff} - {message}";
+            Console.WriteLine(logLine);
+        }
+    }
+}