fix(logo): keep absolute nerkh avatar URLs intact

Stop rewriting legacy upload hosts to SuperAdmin; only prefix relative /uploads/ paths.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/config/rewrite-legacy-upload-url.ts

@@ -1,12 +1,3 @@
-/** هاست‌های رجیستری قدیمی که دیگر نباید برای لوگو استفاده شوند */
-const LEGACY_UPLOAD_HOSTS = new Set([
-  'nerkh.gold',
-  'www.nerkh.gold',
-  'tablo.talasevin.ir',
-  'ah.aygingold.ir',
-  'abshode-service.montgit.ir',
-])
-
 function resolveSaBase(): string {
   try {
     const last = localStorage.getItem('CONFIG_Success_URL')
@@ -21,18 +12,10 @@ function resolveSaBase(): string {
   return 'https://adm.montzar.ir'
 }
 
-/** https://nerkh.gold/uploads/... → https://adm..../uploads/... */
+/** فقط /uploads/ نسبی؛ URL مطلق (نرخ و …) دست نخورده */
 export function rewriteLegacyUploadUrl(raw: unknown): string {
   const value = String(raw || '').trim()
-  if (!value || !/^https?:\/\//i.test(value)) return value
-
-  try {
-    const parsed = new URL(value)
-    const host = parsed.hostname.toLowerCase()
-    if (!LEGACY_UPLOAD_HOSTS.has(host)) return value
-    if (!/\/uploads\//i.test(parsed.pathname)) return value
-    return `${resolveSaBase()}${parsed.pathname}`
-  } catch {
-    return value
-  }
+  if (!value) return ''
+  if (value.startsWith('/uploads/')) return `${resolveSaBase()}${value}`
+  return value
 }