fix: restore complete source code and fix launchers

- Copy complete source code packages from original CodeNomad project
- Add root package.json with npm workspace configuration
- Include electron-app, server, ui, tauri-app, and opencode-config packages
- Fix Launch-Windows.bat and Launch-Dev-Windows.bat to work with correct npm scripts
- Fix Launch-Unix.sh to work with correct npm scripts
- Launchers now correctly call npm run dev:electron which launches Electron app

packages/tauri-app/src-tauri/capabilities/main-window.json

@@ -0,0 +1,16 @@
+{
+  "$schema": "https://schema.tauri.app/capabilities.json",
+  "identifier": "main-window-native-dialogs",
+  "description": "Grant the main window access to required core features and native dialog commands.",
+  "remote": {
+    "urls": ["http://127.0.0.1:*", "http://localhost:*"]
+  },
+  "windows": ["main"],
+  "permissions": [
+    "core:default",
+    "core:menu:default",
+    "dialog:allow-open",
+    "opener:allow-default-urls",
+    "core:webview:allow-set-webview-zoom"
+  ]
+}