fix: marshal js bridge view ops to main thread

app/src/main/java/top/yeij/hearth/MainActivity.kt

@@ -86,6 +86,7 @@ class MainActivity : Activity() {
             cardRepository = CardRepository(http, cache, CATALOG_URL),
             webAppContainer = webAppContainer,
             webAppHost = webAppHost,
+            postToMainThread = { desktopWebView.post(it) },
         )
         root = FrameLayout(this)
         setContentView(root)
@@ -195,15 +196,15 @@ class MainActivity : Activity() {
         }
 
         override fun syncTabs(tabs: List<Tab>) {
+            // JsBridge 已把该调用 marshal 到主线程，这里可直接 evaluateJavascript
+            // JsBridge already marshaled this call to the main thread, so evaluateJavascript is safe
             val json = gson.toJson(
                 tabs.map { mapOf("id" to it.id, "name" to it.name, "active" to it.active) }
             )
-            desktopWebView.post {
-                desktopWebView.evaluateJavascript(
-                    "window.showTopbar && window.showTopbar($json);",
-                    null
-                )
-            }
+            desktopWebView.evaluateJavascript(
+                "window.showTopbar && window.showTopbar($json);",
+                null
+            )
             Log.d(TAG, "syncTabs: ${tabs.size} tabs")
         }