fix: Increase HTTP client timeout to 30s

The default 5s timeout was too short for Nextcloud Cookbook app to fetch and process recipes from external URLs, causing intermittent test failures with ReadTimeout errors.

Fixes intermittent CI failures in cookbook import tests.

nextcloud_mcp_server/client/__init__.py

@@ -9,6 +9,7 @@ from httpx import (
     BasicAuth,
     Request,
     Response,
+    Timeout,
 )
 
 from ..controllers.notes_search import NotesSearchController
@@ -66,6 +67,9 @@ class NextcloudClient:
             auth=auth,
             transport=AsyncDisableCookieTransport(AsyncHTTPTransport()),
             event_hooks={"request": [log_request], "response": [log_response]},
+            timeout=Timeout(
+                30.0
+            ),  # 30 second timeout for all operations including recipe imports
         )
 
         # Initialize app clients