feat: support auto decompiling with cfr

web/app/lib/decompile/prism-worker-guard.ts

@@ -0,0 +1,15 @@
+/**
+ * prismjs auto-registers a `message` listener when loaded inside a Web Worker
+ * (it expects JSON strings and calls JSON.parse on evt.data). Our worker
+ * exchanges structured-clone objects, which crashes that handler with an
+ * uncaught SyntaxError. Setting `self.Prism.disableWorkerMessageHandler`
+ * before prism-core evaluates suppresses the registration.
+ *
+ * Imported for side effects before any prismjs import — ES module evaluation
+ * order guarantees this runs first.
+ */
+(globalThis as unknown as { Prism: { disableWorkerMessageHandler: boolean } }).Prism = {
+  disableWorkerMessageHandler: true,
+};
+
+export {};