eval in page context

public/content.js

@@ -0,0 +1,14 @@
+console.log("Loaded content.js")
+
+window.addEventListener("message", (event) => {
+    if (event.data.type && (event.data.type === "TEST")) {
+        console.log(event)
+        const name = event.data.fn_name
+        const args = event.data.args
+        const a = (fn, args) => {
+            return window[fn](args)
+        }
+        const zz = a(name, args)
+        window.postMessage({type: "FROM_PAGE", text: zz}, "*")
+    }
+}, );