feat(baoyu-danger-gemini-web): WSL auto-detection and debug port env var

Add GEMINI_WEB_DEBUG_PORT env var for fixed port in WSL.
Auto-detect WSL and resolve Chrome profile to Windows-native path.

skills/baoyu-danger-gemini-web/scripts/gemini-webapi/utils/load-browser-cookies.ts

@@ -91,6 +91,8 @@ class CdpConnection {
 }
 
 async function get_free_port(): Promise<number> {
+  const fixed = parseInt(process.env.GEMINI_WEB_DEBUG_PORT || '', 10);
+  if (fixed > 0) return fixed;
   return await new Promise((resolve, reject) => {
     const srv = net.createServer();
     srv.unref();