Initial commit: ClawdDotNet

Import des bestehenden Projektstands in Git.
- .NET 10 WinForms Anwendung (Multi-Agent / Tool-System)
- .gitignore fuer Build-Artefakte, Secrets und Runtime-Daten ergaenzt

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/ClawdDotNet.Core/Logging/FileLoggerOptions.cs

@@ -0,0 +1,18 @@
+namespace ClawdDotNet.Core.Logging;
+
+public sealed class FileLoggerOptions
+{
+    public string LogDirectory { get; set; } = "./Logs";
+    public LogLevel MinimumLevel { get; set; } = LogLevel.Info;
+    public int MaxFileSizeBytes { get; set; } = 10 * 1024 * 1024; // 10 MB
+    public string DateFormat { get; set; } = "yyyy-MM-dd";
+    public string TimestampFormat { get; set; } = "HH:mm:ss.fff";
+}
+
+public enum LogLevel
+{
+    Debug = 0,
+    Info = 1,
+    Warn = 2,
+    Error = 3
+}