From ad14a007e74f44d935dfb2bff6e63b1a9e77e217 Mon Sep 17 00:00:00 2001
From: "2569718930@qq.com" <2569718930@qq.com>
Date: Mon, 25 May 2026 01:49:28 +0800
Subject: [PATCH] =?UTF-8?q?continent-grouping=20=E5=AE=A1=E6=9F=A5?=
 =?UTF-8?q?=E4=BF=AE=E5=A4=8D=EF=BC=9AlocalTimeRange=20=E6=8E=92=E5=BA=8F?=
 =?UTF-8?q?=E3=80=81key=20=E7=B1=BB=E5=9E=8B=E6=94=B6=E7=AA=84?=
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---
 .../dashboard/scan-terminal/continent-grouping.ts          | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/frontend/components/dashboard/scan-terminal/continent-grouping.ts b/frontend/components/dashboard/scan-terminal/continent-grouping.ts
index 5acdb230..4b13d076 100644
--- a/frontend/components/dashboard/scan-terminal/continent-grouping.ts
+++ b/frontend/components/dashboard/scan-terminal/continent-grouping.ts
@@ -13,7 +13,7 @@ export const TRADING_REGIONS = [
 export type TradingRegionKey = (typeof TRADING_REGIONS)[number]["key"];
 
 export interface ContinentGroup {
-  key: string;
+  key: TradingRegionKey | "active_signals";
   labelEn: string;
   labelZh: string;
   sort: number;
@@ -154,7 +154,10 @@ export function buildContinentGroups(rows: ScanOpportunityRow[], isEn: boolean):
     );
     const hotCity = sorted[0]?.city_display_name || sorted[0]?.city || null;
 
-    const times = regionRows.map((r) => String(r.local_time || "").trim()).filter(Boolean);
+    const times = regionRows
+      .map((r) => String(r.local_time || "").trim())
+      .filter(Boolean)
+      .sort();
     const ltRange = times.length >= 2
       ? `${times[0]}-${times[times.length - 1]}`
       : times[0] || null;