first commit

Logging/AppLogger.cs

@@ -0,0 +1,45 @@
+using Spectre.Console;
+
+namespace HanaToolbox.Logging;
+
+/// <summary>
+/// Centralized logger. Errors are always shown; Info/Warn require --verbose.
+/// </summary>
+public sealed class AppLogger(bool verbose)
+{
+    public bool IsVerbose => verbose;
+
+    public void Error(string message) =>
+        AnsiConsole.MarkupLine($"[red]❌ {Escape(message)}[/]");
+
+    public void Warning(string message)
+    {
+        if (verbose)
+            AnsiConsole.MarkupLine($"[yellow]⚠️  {Escape(message)}[/]");
+    }
+
+    public void Info(string message)
+    {
+        if (verbose)
+            AnsiConsole.MarkupLine($"[grey]{Escape(message)}[/]");
+    }
+
+    public void Success(string message)
+    {
+        if (verbose)
+            AnsiConsole.MarkupLine($"[green]✅ {Escape(message)}[/]");
+    }
+
+    public void Step(string message)
+    {
+        if (verbose)
+            AnsiConsole.MarkupLine($"[blue]⚙️  {Escape(message)}[/]");
+    }
+
+    public void Always(string message) =>
+        AnsiConsole.MarkupLine(Escape(message));
+
+    private static string Escape(string s) => s
+        .Replace("[", "[[")
+        .Replace("]", "]]");
+}