fix(server): 赛事包导出传入项目名，修复 GET /api/export/project.zip 恒 500

server/internal/httpapi/export_handlers.go

@@ -90,8 +90,16 @@ func (s *server) exportProjectZip(w http.ResponseWriter, r *http.Request) (any,
 	if err := os.MkdirAll(dir, 0o755); err != nil {
 		return nil, internal(err)
 	}
+	// 项目名取赛事设置里的 event.name；为空会触发 SafeProjectName 校验失败，回退到固定名
+	name := "scoreboard-project"
+	var raw string
+	if err := s.ev.QueryRowContext(r.Context(),
+		`SELECT value FROM settings WHERE key = 'event.name'`).Scan(&raw); err == nil && raw != "" {
+		name = raw
+	}
+
 	dst := filepath.Join(dir, "project-"+time.Now().Format("20060102-150405")+".zip")
-	if _, err := export.ExportProjectZip(s.ev, dst, export.ProjectExportOptions{}); err != nil {
+	if _, err := export.ExportProjectZip(s.ev, dst, export.ProjectExportOptions{Name: name}); err != nil {
 		return nil, internal(err)
 	}
 	defer func() { _ = os.Remove(dst) }()