feat: init

background/ports/mail.ts

@@ -0,0 +1,11 @@
+import type { PlasmoMessaging } from "@plasmohq/messaging"
+ 
+const handler: PlasmoMessaging.PortHandler = async (req, res) => {
+  console.log(req)
+ 
+  res.send({
+    message: "Hello from port handler"
+  })
+}
+ 
+export default handler