feat: Реализован полный CRUD для админ-панели и улучшена функциональность

- Portfolio CRUD: добавление, редактирование, удаление, переключение публикации
- Services CRUD: полное управление услугами с возможностью активации/деактивации
- Banner system: новая модель Banner с CRUD операциями и аналитикой кликов
- Telegram integration: расширенные настройки бота, обнаружение чатов, отправка сообщений
- Media management: улучшенная загрузка файлов с оптимизацией изображений и превью
- UI improvements: обновлённые админ-панели с rich-text редактором и drag&drop загрузкой
- Database: добавлена таблица banners с полями для баннеров и аналитики

scripts/sync-locales.js

@@ -0,0 +1,115 @@
+const fs = require('fs');
+const path = require('path');
+
+const localesDir = path.join(__dirname, '..', 'locales');
+const files = fs.readdirSync(localesDir).filter(f => f.endsWith('.json'));
+
+// priority order for falling back when filling missing translations
+const priority = ['en.json', 'ko.json', 'ru.json', 'kk.json'];
+
+function readJSON(file) {
+  try {
+    return JSON.parse(fs.readFileSync(path.join(localesDir, file), 'utf8'));
+  } catch (e) {
+    console.error('Failed to read', file, e.message);
+    return {};
+  }
+}
+
+function flatten(obj, prefix = '') {
+  const res = {};
+  for (const k of Object.keys(obj)) {
+    const val = obj[k];
+    const key = prefix ? `${prefix}.${k}` : k;
+    if (val && typeof val === 'object' && !Array.isArray(val)) {
+      Object.assign(res, flatten(val, key));
+    } else {
+      res[key] = val;
+    }
+  }
+  return res;
+}
+
+function unflatten(flat) {
+  const res = {};
+  for (const flatKey of Object.keys(flat)) {
+    const parts = flatKey.split('.');
+    let cur = res;
+    for (let i = 0; i < parts.length; i++) {
+      const p = parts[i];
+      if (i === parts.length - 1) {
+        cur[p] = flat[flatKey];
+      } else {
+        cur[p] = cur[p] || {};
+        cur = cur[p];
+      }
+    }
+  }
+  return res;
+}
+
+// load all
+const data = {};
+for (const f of files) {
+  data[f] = readJSON(f);
+}
+
+// use en.json as canonical key set if exists, else merge all keys
+let canonical = {};
+if (files.includes('en.json')) {
+  canonical = flatten(data['en.json']);
+} else {
+  for (const f of files) {
+    canonical = Object.assign(canonical, flatten(data[f]));
+  }
+}
+
+function getFallback(key, currentFile) {
+  for (const p of priority) {
+    if (p === currentFile) continue;
+    if (!files.includes(p)) continue;
+    const flat = flatten(data[p]);
+    if (flat[key] && typeof flat[key] === 'string' && flat[key].trim()) return flat[key];
+  }
+  return null;
+}
+
+let report = {};
+for (const f of files) {
+  const flat = flatten(data[f]);
+  report[f] = { added: 0, marked: 0 };
+  const out = {};
+  for (const key of Object.keys(canonical)) {
+    if (flat.hasOwnProperty(key)) {
+      out[key] = flat[key];
+    } else {
+      const fb = getFallback(key, f);
+      if (fb) {
+        out[key] = fb;
+      } else {
+        out[key] = '[TRANSLATE] ' + canonical[key];
+        report[f].marked++;
+      }
+      report[f].added++;
+    }
+  }
+  // also keep any extra keys present in this file but not in canonical
+  for (const key of Object.keys(flat)) {
+    if (!out.hasOwnProperty(key)) {
+      out[key] = flat[key];
+    }
+  }
+  // write back
+  const nested = unflatten(out);
+  try {
+    fs.writeFileSync(path.join(localesDir, f), JSON.stringify(nested, null, 2), 'utf8');
+  } catch (e) {
+    console.error('Failed to write', f, e.message);
+  }
+}
+
+console.log('Locale sync report:');
+for (const f of files) {
+  console.log(`- ${f}: added ${report[f].added} keys, ${report[f].marked} marked for translation`);
+}
+console.log('Done. Review files in locales/ and replace [TRANSLATE] placeholders with correct translations.');