Simplify DDNS flow and polish UI

router_dyndns/app.py

@@ -34,11 +34,7 @@ __all__ = [
 OPENAPI_TAGS = [
     {
         "name": "hostnames",
-        "description": "Create KarlDNS hostnames or hostnames under verified domains.",
-    },
-    {
-        "name": "domains",
-        "description": "Issue and verify DNS TXT challenges for custom domains.",
+        "description": "Create KarlDNS hostnames that can be used directly or as CNAME targets.",
     },
     {
         "name": "updates",
@@ -84,8 +80,8 @@ def make_app(settings: DdnsSettings | None = None) -> FastAPI:
         title="KarlDNS",
         summary="A small self-hosted DynDNS provider for FRITZ!Box routers.",
         description=(
-            "Generate cryptographically random DynDNS endpoints, verify custom domains with DNS TXT "
-            "records, and publish A/AAAA records through Cloudflare or RFC 2136."
+            "Generate cryptographically random DynDNS endpoints and publish A/AAAA records "
+            "for KarlDNS-managed hostnames through Cloudflare or RFC 2136."
         ),
         version="0.1.0",
         docs_url="/docs",
@@ -137,7 +133,6 @@ async def _run_cleanup_if_due(store: DdnsStore, settings: DdnsSettings) -> None:
     try:
         await run_in_threadpool(
             store.cleanup,
-            settings.cleanup_challenge_hours,
             settings.cleanup_unused_account_hours,
             settings.cleanup_event_history_hours,
         )