Enhance UploadToShowDialog: add 'apply to all' functionality for batch show assignment, improve UI layout for better user experience, and update translations for new options.

frontend/src/features/admin/media/UploadToShowDialog.tsx

@@ -46,6 +46,10 @@ export function UploadToShowDialog({ files, onClose }: { files: File[]; onClose:
   const assignment = (name: string): string =>
     name in overrides ? overrides[name] : (matchedByName.get(name) ?? '')
 
+  /** Проставить одно шоу (или «в библиотеку») всем файлам разом. */
+  const applyToAll = (showId: string) =>
+    setOverrides(Object.fromEntries(files.map((f) => [f.name, showId])))
+
   // Предпросмотр: что распарсим для каждого файла при текущих настройках, в порядке добавления.
   const previews = useMemo(() => {
     const opts = {
@@ -104,11 +108,26 @@ export function UploadToShowDialog({ files, onClose }: { files: File[]; onClose:
             )}
           </p>
 
-          <div className="flex items-center justify-between text-sm">
+          <div className="flex flex-wrap items-center justify-between gap-2 text-sm">
             <span className="font-medium">{t('admin.media.toShowPreview')}</span>
-            <span className="text-muted-foreground">
-              {t('admin.media.toShowMatched', { matched: matchedCount, total: files.length })}
-            </span>
+            <div className="flex items-center gap-2">
+              <span className="text-muted-foreground">
+                {t('admin.media.toShowMatched', { matched: matchedCount, total: files.length })}
+              </span>
+              <Select value="" onValueChange={(v) => applyToAll(v === LIBRARY_VALUE ? '' : v)}>
+                <SelectTrigger className="h-8 w-52">
+                  <SelectValue placeholder={t('admin.media.applyToAll')} />
+                </SelectTrigger>
+                <SelectContent>
+                  <SelectItem value={LIBRARY_VALUE}>{t('admin.media.toShowLibrary')}</SelectItem>
+                  {shows?.map((s) => (
+                    <SelectItem key={s.id} value={s.id}>
+                      {s.name}
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
           </div>
           <ul className="crt-panel max-h-72 divide-y divide-border overflow-y-auto rounded-md text-sm">
             {previews.map((p) => {