Initial Source code version

app/workers/mail_mx_worker.py

@@ -0,0 +1,24 @@
+import asyncio
+from app.workers.base_worker import BaseWorker
+from app.job_registry import routing_key
+from app.workers.utils import resolve_mx
+
+class MXValidationWorker(BaseWorker):
+    async def process(self, payload: dict, **meta) -> dict:
+        domain = payload.get("domain")
+        if not domain:
+            raise ValueError("payload.domain is required")
+        mx = await resolve_mx(domain)
+        await asyncio.sleep(0)
+        return {
+            "mx_records": [{"exchange": m.exchange, "preference": m.preference} for m in mx],
+            "count": len(mx),
+        }
+
+async def main():
+    worker = MXValidationWorker(routing_key("MailCheck", "MXValidation"), worker_id="mx-worker-1")
+    await worker.run()
+
+if __name__ == "__main__":
+    import asyncio as _a
+    _a.run(main())