feat中控条件单可指令实例账户内划转，Bridge 暴露划转接口。

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/hub/hub_bridge_register.py

@@ -400,6 +400,31 @@ def register_hub_bridge_routes(app: Flask, app_module: Any) -> None:
         out["version"] = 1
         return jsonify(out)
 
+    @app.route("/api/hub/options/transfer", methods=["POST"])
+    def api_hub_options_transfer():
+        """中控指令:实例内资金户↔交易户划转(默认资金→交易,USDT)."""
+        if not hub_bridge_token_ok(request.headers):
+            return jsonify({"ok": False, "msg": "未授权", "version": 1}), 401
+        hub_ctx = app.config.get("HUB_CTX") or {}
+        cfg = hub_ctx.get("options_cfg")
+        if not isinstance(cfg, dict):
+            return jsonify({"ok": False, "msg": "期权未就绪", "version": 1}), 503
+        data = request.get_json(silent=True) or {}
+        from lib.options.options_transfer_exec_lib import execute_options_internal_transfer
+
+        out = execute_options_internal_transfer(
+            cfg,
+            amount=data.get("amount"),
+            from_acct=(data.get("from") or "funding"),
+            to_acct=(data.get("to") or "trading"),
+            ccy=(data.get("ccy") or "USDT"),
+        )
+        if not isinstance(out, dict):
+            return jsonify({"ok": False, "msg": "划转返回异常", "version": 1}), 500
+        body = dict(out)
+        body["version"] = 1
+        return jsonify(body)
+
     @app.route("/api/hub/options/cond_orders", methods=["GET"])
     def api_hub_options_cond_orders_list():
         if not hub_bridge_token_ok(request.headers):