fix: pass expected_domain to wrapped browser scripts

The `expected_domain` was removed from args for normalization but never
re-inserted, causing JS scripts to receive empty expected_domain and
report "missing_expected_domain" errors.

🤖 Generated with [Qoder][https://qoder.com]

src/compat/browser_script_skill_tool.rs

@@ -207,6 +207,7 @@ fn execute_browser_script_impl(
         }
     };
     eprintln!("[execute_browser_script_impl]   expected_domain: {}", expected_domain);
+    args.insert("expected_domain".to_string(), Value::String(expected_domain.clone()));
 
     for required_arg in tool.args.keys() {
         if !args.contains_key(required_arg) {
@@ -233,6 +234,8 @@ fn execute_browser_script_impl(
 
     let wrapped_script = wrap_browser_script(&script_body, &Value::Object(args.clone()));
     eprintln!("[execute_browser_script_impl]   包装后脚本长度: {} 字节", wrapped_script.len());
+    eprintln!("[execute_browser_script_impl]   包装后脚本前500字符: {}", 
+        if wrapped_script.len() > 500 { &wrapped_script[..500] } else { &wrapped_script });
     eprintln!("[execute_browser_script_impl]   调用 browser_tool.invoke(Action::Eval)...");
     
     let target_url = format!("http://{}", expected_domain);