feat: WC2026 赛事 seed、生产上线初始化脚本与目录归档

重构 seed 为 WC2026 72 场小组赛与 48 强优胜盘；新增 production 模式仅保留 admin 与赛事示例；提供 prod-init-db 全量重置脚本；管理端 i18n 分包与赛事归档能力。

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

apps/api/src/shared/uploads/delete-upload-file.ts

@@ -0,0 +1,18 @@
+import { unlink } from 'fs/promises';
+import { join } from 'path';
+import { getUploadRoot } from './upload-paths';
+
+const UPLOAD_URL_PREFIX = '/uploads/';
+
+/** 按 `/uploads/{category}/{filename}` 删除磁盘文件；路径非法或文件不存在时静默跳过 */
+export async function deleteUploadFileByUrl(url: string): Promise<void> {
+  if (!url?.startsWith(UPLOAD_URL_PREFIX)) return;
+  const relative = url.slice(UPLOAD_URL_PREFIX.length);
+  if (!relative || relative.includes('..') || relative.includes('\\')) return;
+  const root = getUploadRoot();
+  try {
+    await unlink(join(root, relative));
+  } catch {
+    /* already removed */
+  }
+}