fix(crypto-tail): 周期切换时按周期拉取 tokenIds，修复手动下单 orderbook 不存在

- 后端 initMonitor 支持可选 periodStartUnix，按指定周期取市场与 tokenIds
- 前端周期切换时调用 monitorInit 传入 pushPeriod，确保 tokenIds 与当前周期一致
- 修复切换周期无变化及手动下单报 orderbook does not exist

Made-with: Cursor

frontend/src/services/api.ts

@@ -498,8 +498,8 @@ export const apiService = {
       apiClient.post<ApiResponse<import('../types').CryptoTailMarketOptionDto[]>>('/crypto-tail-strategy/market-options', {}),
     autoMinSpread: (data: { intervalSeconds: number }) =>
       apiClient.post<ApiResponse<import('../types').CryptoTailAutoMinSpreadResponse>>('/crypto-tail-strategy/auto-min-spread', data),
-    monitorInit: (strategyId: number) =>
-      apiClient.post<ApiResponse<import('../types').CryptoTailMonitorInitResponse>>('/crypto-tail-strategy/monitor/init', { strategyId }),
+    monitorInit: (data: { strategyId: number; periodStartUnix?: number }) =>
+      apiClient.post<ApiResponse<import('../types').CryptoTailMonitorInitResponse>>('/crypto-tail-strategy/monitor/init', data),
     manualOrder: (data: {
       strategyId: number
       periodStartUnix: number