新增 Web 浏览端(Go+Vue 报表系统)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

web/frontend/src/api/candles.ts

@@ -0,0 +1,19 @@
+import client from './client'
+
+export interface Candle {
+  ts_code: string
+  trade_date: string
+  open: number
+  high: number
+  low: number
+  close: number
+  vol: number
+  amount: number
+  oi: number
+  oi_chg: number
+  pre_close: number
+}
+
+export function listCandles(ts_code: string, start?: string, end?: string) {
+  return client.get<Candle[]>('/candles', { params: { ts_code, start, end } }).then((r) => r.data)
+}