feat: Update changelog and configuration for version 0.5.51

- Set default `force_ipv4_dns` to true to prevent web_fetch timeouts in HAOS VMs.
- Introduced `nginx_log_level` option to control access log verbosity.
- Updated translations for new configuration options.

openclaw_assistant/translations/bg.yaml

@@ -88,4 +88,10 @@ configuration:
     description: Активиране на OpenAI-съвместим Chat Completions ендпойнт. Позволява използването на OpenClaw като разговорен агент в HA Assist pipeline чрез Extended OpenAI Conversation (HACS) или всеки OpenAI-съвместим клиент.
   force_ipv4_dns:
     name: Принудителен IPv4 DNS ред
-    description: Принудително задава IPv4-приоритет при DNS резолв за Node мрежови заявки. Полезно е, когато IPv6 DNS се резолвира, но IPv6 интернет маршрутизацията е неработеща (може да влияе на Telegram API polling).
+    description: Принудително задава IPv4-приоритет при DNS резолв. Повечето HAOS VM нямат IPv6 изход — предизвиква web_fetch и Telegram грешки. Препоръчително ВКЛЮЧЕНО (по подразбиране).
+  nginx_log_level:
+    name: Nginx ниво на логове
+    description: "Подробност на логовете на nginx проксито. 'minimal' (по подразбиране) потиска повтарящи се HA health-check заявки. 'full' логва всичко."
+    options:
+      minimal: "Минимално (потискане на HA polling шум)"
+      full: "Пълно (логване на всички заявки)"

openclaw_assistant/translations/de.yaml

@@ -88,4 +88,10 @@ configuration:
     description: OpenAI-kompatiblen Chat Completions Endpunkt aktivieren. Ermöglicht die Verwendung von OpenClaw als Gesprächsagent in der HA Assist Pipeline über Extended OpenAI Conversation (HACS) oder jeden OpenAI-kompatiblen Client.
   force_ipv4_dns:
     name: IPv4-DNS-Reihenfolge erzwingen
-    description: Erzwingt IPv4-vorrangige DNS-Auflösung für Node-Netzwerkaufrufe. Nützlich, wenn IPv6-DNS aufgelöst wird, aber IPv6-Internet-Routing nicht funktioniert (kann Telegram-API-Polling beeinträchtigen).
+    description: Erzwingt IPv4-vorrangige DNS-Auflösung. Die meisten HAOS-VMs haben keinen IPv6-Ausgang — verursacht web_fetch- und Telegram-Timeouts. Empfohlen EIN (Standard).
+  nginx_log_level:
+    name: Nginx Log-Level
+    description: "Ausführlichkeit des Nginx-Zugriffslogs. 'minimal' (Standard) unterdrückt wiederholte HA-Healthcheck- und Polling-Anfragen. 'full' protokolliert alles."
+    options:
+      minimal: "Minimal (HA-Polling-Rauschen unterdrücken)"
+      full: "Vollständig (alle Anfragen protokollieren)"

openclaw_assistant/translations/en.yaml

@@ -88,4 +88,10 @@ configuration:
     description: Enable OpenAI-compatible Chat Completions endpoint. Allows using OpenClaw as a conversation agent in HA Assist pipeline via Extended OpenAI Conversation (HACS) or any OpenAI-compatible client.
   force_ipv4_dns:
     name: Force IPv4 DNS Order
-    description: Force IPv4-first DNS ordering for Node network calls. Useful when IPv6 DNS resolves but IPv6 internet routing is broken (can affect Telegram API polling).
+    description: Force IPv4-first DNS ordering for Node network calls. Most HAOS VMs lack IPv6 egress, causing web_fetch and Telegram timeouts. Recommended ON (default).
+  nginx_log_level:
+    name: Nginx Log Level
+    description: "Access log verbosity for the built-in nginx proxy. 'minimal' (default) suppresses repetitive HA health-check and polling requests. 'full' logs everything."
+    options:
+      minimal: "Minimal (suppress HA polling noise)"
+      full: "Full (log all requests)"

openclaw_assistant/translations/es.yaml

@@ -88,4 +88,10 @@ configuration:
     description: Activar endpoint de Chat Completions compatible con OpenAI. Permite usar OpenClaw como agente de conversación en HA Assist pipeline mediante Extended OpenAI Conversation (HACS) o cualquier cliente compatible con OpenAI.
   force_ipv4_dns:
     name: Forzar orden DNS IPv4
-    description: Fuerza el orden de DNS con prioridad IPv4 para llamadas de red de Node. Útil cuando el DNS IPv6 resuelve, pero el enrutamiento IPv6 a Internet falla (puede afectar el polling de la API de Telegram).
+    description: Fuerza prioridad IPv4 en DNS. La mayoría de VMs HAOS no tienen salida IPv6 — causa errores en web_fetch y Telegram. Recomendado ACTIVADO (por defecto).
+  nginx_log_level:
+    name: Nivel de log Nginx
+    description: "Nivel de detalle del log de acceso de nginx. 'minimal' (por defecto) suprime las solicitudes repetitivas de health-check y polling de HA. 'full' registra todo."
+    options:
+      minimal: "Mínimo (suprimir ruido de polling HA)"
+      full: "Completo (registrar todas las solicitudes)"

openclaw_assistant/translations/pl.yaml

@@ -88,4 +88,10 @@ configuration:
     description: Włącz endpoint Chat Completions kompatybilny z OpenAI. Pozwala używać OpenClaw jako agenta konwersacji w HA Assist pipeline przez Extended OpenAI Conversation (HACS) lub dowolnego klienta kompatybilnego z OpenAI.
   force_ipv4_dns:
     name: Wymuś kolejność DNS IPv4
-    description: Wymusza preferowanie IPv4 przy rozwiązywaniu DNS dla wywołań sieciowych Node. Przydatne, gdy DNS IPv6 się rozwiązuje, ale routing IPv6 do Internetu nie działa (może wpływać na polling API Telegrama).
+    description: Wymusza priorytet IPv4 w DNS. Większość VM HAOS nie ma wyjścia IPv6 — powoduje błędy web_fetch i Telegram. Zalecane WŁĄCZONE (domyślnie).
+  nginx_log_level:
+    name: Poziom logów Nginx
+    description: "Szczegółowość logów dostępu nginx. 'minimal' (domyślnie) pomija powtarzające się żądania health-check i polling HA. 'full' loguje wszystko."
+    options:
+      minimal: "Minimalny (pominięcie szumu polling HA)"
+      full: "Pełny (logowanie wszystkich żądań)"

openclaw_assistant/translations/pt-BR.yaml

@@ -88,4 +88,10 @@ configuration:
     description: Habilitar endpoint de Chat Completions compatível com OpenAI. Permite usar o OpenClaw como agente de conversação no pipeline do HA Assist via Extended OpenAI Conversation (HACS) ou qualquer cliente compatível com OpenAI.
   force_ipv4_dns:
     name: Forçar ordem DNS IPv4
-    description: Força a ordem de DNS com prioridade para IPv4 nas chamadas de rede do Node. Útil quando o DNS IPv6 resolve, mas o roteamento IPv6 para a internet está quebrado (pode afetar o polling da API do Telegram).
+    description: Força prioridade IPv4 no DNS. A maioria das VMs HAOS não tem saída IPv6 — causa erros em web_fetch e Telegram. Recomendado LIGADO (padrão).
+  nginx_log_level:
+    name: Nível de log Nginx
+    description: "Detalhamento do log de acesso do nginx. 'minimal' (padrão) suprime requisições repetitivas de health-check e polling do HA. 'full' registra tudo."
+    options:
+      minimal: "Mínimo (suprimir ruído de polling HA)"
+      full: "Completo (registrar todas as requisições)"