feat: add durable WorldQuant backtests with UI and AI confirmation

frontend/src/ai/ChatPanel.tsx

@@ -18,6 +18,7 @@ import {
   post,
   stateLabels,
 } from "../api";
+import { BacktestToolCard } from "../backtests/BacktestToolCard";
 import { PnlChart } from "../components/PnlChart";
 import type { Alpha, Job, Pnl, Research } from "../types";
 import { chatTransport } from "./transport";
@@ -85,6 +86,8 @@ export function ChatPanel({
             "create_sync_job",
             "cancel_job",
             "retry_job",
+            "start_backtest",
+            "control_backtest",
           ].includes(call.name) &&
           !seenWrites.current.has(call.id)
         ) {
@@ -434,9 +437,11 @@ export function ChatPanel({
       </div>
       <footer className="ai-composer" ref={input}>
         <div className="ai-context">
-          {context.page === "account"
-            ? "上下文：个人信息页"
-            : `上下文：${context.alpha_id ? `Alpha ${context.alpha_id}` : "Alpha 列表"}${context.selected_ids?.length ? ` · 已选 ${context.selected_ids.length} 条` : ""}`}
+          {context.page === "backtests"
+            ? "上下文：回测研究"
+            : context.page === "account"
+              ? "上下文：个人信息页"
+              : `上下文：${context.alpha_id ? `Alpha ${context.alpha_id}` : "Alpha 列表"}${context.selected_ids?.length ? ` · 已选 ${context.selected_ids.length} 条` : ""}`}
         </div>
         <TextArea
           aria-label="发送给研究助手"
@@ -537,6 +542,9 @@ function BusinessCard({
           {labels[call.status] ?? call.status}
         </Tag>
       </div>
+      {call.name.includes("backtest") && (
+        <BacktestToolCard call={call} onAction={onAction} />
+      )}
       {call.preview.targets?.map((target) => (
         <details
           key={target.alpha_id}

frontend/src/ai/types.ts

@@ -11,12 +11,20 @@ export type ModelSettings = {
   test_results: Record<string, { ok: boolean; message: string }>;
 };
 export type PageContext = {
-  page: "alphas" | "account";
+  page: "alphas" | "account" | "backtests";
+  backtest_run_id?: string;
+  backtest_preview_id?: string;
+  backtest_draft_id?: string;
   alpha_id?: string | null;
   selected_ids?: string[];
   filters?: Record<string, unknown>;
 };
+export type AlphaUIAction =
+  | { type: "open_alpha"; alpha_id: string; nonce: number }
+  | { type: "apply_filters"; filters: Record<string, unknown>; nonce: number };
 export type UIAction =
+  | { type: "open_backtest"; run_id: string; nonce: number }
+  | { type: "open_backtest_preview"; preview_id: string; nonce: number }
   | { type: "open_alpha"; alpha_id: string; nonce: number }
   | { type: "apply_filters"; filters: Record<string, unknown>; nonce: number };
 export type ToolCard = {
@@ -27,6 +35,9 @@ export type ToolCard = {
     targets?: { alpha_id: string; before: Research; after: Research }[];
     job?: Record<string, unknown>;
     operation?: Record<string, unknown>;
+    backtest?: Record<string, unknown>;
+    backtest_run?: Record<string, unknown>;
+    action?: string;
   };
   result: Record<string, unknown> | null;
 };
@@ -64,6 +75,15 @@ export const runLabels: Record<string, string> = {
   interrupted: "执行中断",
 };
 export const toolLabels: Record<string, string> = {
+  get_backtest_capabilities: "读取回测能力",
+  prepare_backtest: "准备回测预览",
+  get_backtest_preview: "查看回测预览",
+  start_backtest: "启动固定回测",
+  list_backtests: "查询回测运行",
+  get_backtest: "查看回测进度",
+  get_backtest_results: "读取回测结果",
+  control_backtest: "控制回测运行",
+  prepare_backtest_rerun: "准备重跑预览",
   search_alphas: "查询 Alpha",
   get_alpha_facets: "查询筛选选项",
   get_alpha: "读取 Alpha",