feat(admin,api,player): 赛事分组管理、盘口独立页与多语言展示优化

- 管理端按联赛展示单场，新增赛事/单场流程与列表展开状态保持

- 盘口赔率迁至独立页面，保存按钮仅在有修改时高亮

- API 新增联赛列表与子场查询，按 locale 返回队名并修复编译

- 波胆其它选项与促销标签等 i18n 补齐，文案更易懂

apps/admin/src/utils/adminSelectionLabel.ts

@@ -0,0 +1,22 @@
+import { defaultSelectionName } from './selectionDefaults';
+
+/** 管理后台盘口选项展示名（按 code + 当前语言） */
+export function adminSelectionLabel(
+  t: (key: string) => string,
+  code: string,
+  opts?: { lineValue?: number | null; period?: string },
+): string {
+  const i18nKey = `matchEditor.selection.${code}`;
+  const translated = t(i18nKey);
+  if (translated !== i18nKey) return translated;
+
+  const score = code.match(/^SCORE_(\d+)_(\d+)$/);
+  if (score) return `${score[1]}-${score[2]}`;
+
+  if (opts) {
+    const name = defaultSelectionName(code, opts);
+    if (name !== code) return name;
+  }
+
+  return code;
+}

apps/admin/src/utils/matchesListState.ts

@@ -0,0 +1,51 @@
+/** 赛事列表 UI 状态（返回列表时恢复展开等） */
+
+const STORAGE_KEY = 'admin_matches_list_ui';
+
+export type MatchesListUiState = {
+  expandedLeagueIds: string[];
+  page: number;
+  pageSize: number;
+  filterStatus: string;
+  keyword: string;
+};
+
+function defaultState(): MatchesListUiState {
+  return {
+    expandedLeagueIds: [],
+    page: 1,
+    pageSize: 10,
+    filterStatus: '',
+    keyword: '',
+  };
+}
+
+export function readMatchesListUiState(): MatchesListUiState | null {
+  try {
+    const raw = sessionStorage.getItem(STORAGE_KEY);
+    if (!raw) return null;
+    const parsed = JSON.parse(raw) as MatchesListUiState;
+    if (!Array.isArray(parsed.expandedLeagueIds)) return null;
+    return parsed;
+  } catch {
+    return null;
+  }
+}
+
+export function writeMatchesListUiState(state: MatchesListUiState) {
+  sessionStorage.setItem(STORAGE_KEY, JSON.stringify(state));
+}
+
+export function patchMatchesListUiState(patch: Partial<MatchesListUiState>) {
+  const base = readMatchesListUiState() ?? defaultState();
+  writeMatchesListUiState({ ...base, ...patch });
+}
+
+/** 从子页返回前确保该赛事行处于展开记录中 */
+export function ensureLeagueExpanded(leagueId: string) {
+  if (!leagueId) return;
+  const base = readMatchesListUiState() ?? defaultState();
+  const ids = new Set(base.expandedLeagueIds);
+  ids.add(leagueId);
+  writeMatchesListUiState({ ...base, expandedLeagueIds: [...ids] });
+}

apps/admin/src/utils/selectionDefaults.ts

@@ -0,0 +1,42 @@
+/** 标准盘口选项的固定显示名（写入 DB，玩家端也会按 code 做 i18n） */
+
+function handicapName(side: 'home' | 'away', line: number, half: boolean) {
+  const sideLabel = side === 'home' ? '主队' : '客队';
+  const value = side === 'home' ? line : -line;
+  const lineText = value > 0 ? `+${value}` : `${value}`;
+  return half ? `半场${sideLabel} ${lineText}` : `${sideLabel} ${lineText}`;
+}
+
+function ouName(side: 'over' | 'under', line: number, half: boolean) {
+  const sideLabel = side === 'over' ? '大' : '小';
+  return half ? `半场${sideLabel} ${line}` : `${sideLabel} ${line}`;
+}
+
+export function defaultSelectionName(
+  code: string,
+  opts: { lineValue?: number | null; period?: string },
+): string {
+  const half = opts.period === 'HT';
+  const line = opts.lineValue;
+
+  if (code === 'HOME' && line != null) return handicapName('home', line, half);
+  if (code === 'AWAY' && line != null) return handicapName('away', line, half);
+  if (code === 'OVER' && line != null) return ouName('over', line, half);
+  if (code === 'UNDER' && line != null) return ouName('under', line, half);
+
+  const fixed: Record<string, string> = {
+    HOME: '主胜',
+    DRAW: '和',
+    AWAY: '客胜',
+    ODD: '单',
+    EVEN: '双',
+    OTHER_DRAW: '和局其它比分',
+    OTHER_HOME: '主胜其它比分',
+    OTHER_AWAY: '客胜其它比分',
+  };
+  if (fixed[code]) return fixed[code];
+  if (code.startsWith('SCORE_')) {
+    return code.replace('SCORE_', '').replace('_', '-');
+  }
+  return code;
+}