Create services/fetcher.py

services/fetcher.py

@@ -0,0 +1,8 @@
+# services/fetcher.py
+import httpx
+
+async def fetch_html(url: str) -> str:
+    async with httpx.AsyncClient(timeout=30.0) as client:
+        resp = await client.get(url)
+        resp.raise_for_status()
+        return resp.text