补充 INI 面板默认文件映射覆盖

结论：INI 面板会话加载日志现在展示默认 OPFS 参数文件和刀具表映射，浏览器 smoke 验证该 UI 入口仍通过 LinuxCNC-backed SDK/OPFS 边界加载。

wasm-port/tests/browser/ini_panel_smoke.html

@@ -269,6 +269,16 @@ JOINTS = 3
       if (!uiLog.includes("restore_parameters=0") || !uiLog.includes("tooldata_load=0")) {
         throw new Error(`UI session log missing LinuxCNC load result: ${uiLog}`);
       }
+      if (
+        !uiLog.includes(
+          "Parameter file: linuxcnc/machines/xyzab-tdr/linuxcnc.var -> /work/session-linuxcnc.var",
+        ) ||
+        !uiLog.includes(
+          "Tool table file: linuxcnc/machines/xyzab-tdr/tool.tbl -> /work/session-tool.tbl",
+        )
+      ) {
+        throw new Error(`UI session log missing OPFS default file mapping: ${uiLog}`);
+      }
       uiDocument.getElementById("run-gcode").click();
       await waitFor(
         () => uiDocument.getElementById("log")?.textContent.includes("Ran G-code"),