推进 INI 面板 launch manifest compatibility predicate

wasm-port/tests/browser/ini_panel_launch_smoke.html

@@ -66,6 +66,7 @@
       const launchDoc = await loadLaunchFrame();
       const launchApi = launchDoc.defaultView.linuxCncIniPanelLaunchApi;
       if (
+        !launchApi?.isSupportedLaunchApiManifest ||
         !launchApi?.getLaunchApiSchema ||
         !launchApi?.getLaunchApiManifest ||
         !launchApi?.getLauncherLinks ||
@@ -85,6 +86,16 @@
         "launch API schema persistence field",
       );
       const launchApiManifest = launchApi.getLaunchApiManifest();
+      assertEqual(
+        launchApi.isSupportedLaunchApiManifest(launchApiManifest),
+        true,
+        "launch API supports manifest",
+      );
+      assertEqual(
+        launchApi.isSupportedLaunchApiManifest({ ...launchApiManifest, manifestVersion: 2 }),
+        false,
+        "launch API rejects unsupported manifest version",
+      );
       assertEqual(
         launchApiManifest.apiName,
         "ini-panel-launch",
@@ -97,7 +108,7 @@
       );
       assertEqual(
         launchApiManifest.methods.join(","),
-        "getLaunchApiSchema,getLaunchApiManifest,getLauncherLinks,getControlPageApiMethods",
+        "isSupportedLaunchApiManifest,getLaunchApiSchema,getLaunchApiManifest,getLauncherLinks,getControlPageApiMethods",
         "launch API manifest methods",
       );
       assertEqual(