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>

EmbeddedUI/bridge.js

@@ -0,0 +1,9 @@
+window.__bridge = {
+    receive(msg) {
+        document.dispatchEvent(
+            new CustomEvent('bridge:' + msg.type, { detail: msg }));
+    },
+    send(msg) {
+        window.chrome.webview.postMessage(JSON.stringify(msg));
+    }
+};