feat: update TypeScript config for platform services

- Add useDefineForClassFields for class field initialization
- Remove test-playwright from includes
- Add tsconfig.node.json reference
- Remove redundant node_modules exclude

src/services/platforms/PyWebViewPlatformService.ts

@@ -0,0 +1,47 @@
+import { PlatformService } from '../PlatformService';
+
+export class PyWebViewPlatformService implements PlatformService {
+  async readFile(path: string): Promise<string> {
+    throw new Error('Not implemented');
+  }
+
+  async writeFile(path: string, content: string): Promise<void> {
+    throw new Error('Not implemented');
+  }
+
+  async deleteFile(path: string): Promise<void> {
+    throw new Error('Not implemented');
+  }
+
+  async listFiles(directory: string): Promise<string[]> {
+    throw new Error('Not implemented');
+  }
+
+  async takePicture(): Promise<string> {
+    throw new Error('Not implemented');
+  }
+
+  async pickImage(): Promise<string> {
+    throw new Error('Not implemented');
+  }
+
+  isCapacitor(): boolean {
+    return false;
+  }
+
+  isElectron(): boolean {
+    return false;
+  }
+
+  isPyWebView(): boolean {
+    return true;
+  }
+
+  isWeb(): boolean {
+    return false;
+  }
+
+  async handleDeepLink(url: string): Promise<void> {
+    throw new Error('Not implemented');
+  }
+}