Use message translator for widget copy

server.js

@@ -1191,32 +1191,17 @@ async function translateWidgetCopyOnce(sourceCopy, sourceLanguage, targetLanguag
   const settings = getTranslationSettings();
   if (!settings.enabled || !settings.openaiApiKey || !targetLanguage || sourceLanguage === targetLanguage) return null;
   try {
-    const response = await fetch("https://api.openai.com/v1/responses", {
-      method: "POST",
-      headers: {
-        "Authorization": `Bearer ${settings.openaiApiKey}`,
-        "Content-Type": "application/json"
-      },
-      body: JSON.stringify({
-        model: settings.model,
-        input: [
-          {
-            role: "system",
-            content: "Translate UI copy for a live chat widget. Return only compact JSON with the same keys. Preserve brand names and meaning. Keep labels short."
-          },
-          {
-            role: "user",
-            content: JSON.stringify({ sourceLanguage, targetLanguage, copy: sourceCopy })
-          }
-        ]
-      })
-    });
-    if (!response.ok) {
-      const openAiError = await openAiErrorFromResponse(response);
-      throw new Error(openAiError.message);
+    const translatedCopy = {};
+    for (const field of WIDGET_COPY_FIELDS) {
+      const value = String(sourceCopy[field] || "").trim();
+      if (!value) {
+        translatedCopy[field] = "";
+        continue;
+      }
+      const result = await translateText(value, targetLanguage, settings.model, settings.openaiApiKey);
+      translatedCopy[field] = String(result.translatedText || value).trim();
     }
-    const data = await response.json();
-    const translated = normalizeWidgetCopyEntry(parseJsonBlock(outputTextFromResponse(data)), targetLanguage);
+    const translated = normalizeWidgetCopyEntry(translatedCopy, targetLanguage);
     if (widgetCopyLooksUntranslated(sourceCopy, translated)) return null;
     return translated;
   } catch (error) {
@@ -1230,11 +1215,6 @@ function widgetCopyLooksUntranslated(sourceCopy, translatedCopy) {
   return importantFields.every((field) => String(sourceCopy[field] || "").trim() === String(translatedCopy[field] || "").trim());
 }
 
-function parseJsonBlock(value) {
-  const text = String(value || "").trim().replace(/^```(?:json)?/i, "").replace(/```$/, "").trim();
-  return JSON.parse(text);
-}
-
 function syncLegacyWidgetCopy(settings) {
   for (const language of Object.keys(settings.widgetCopy || {})) {
     const copy = settings.widgetCopy[language];