Update usgs_service.py

usgs_service.py

@@ -18,7 +18,8 @@ def fetch_global_last24h_text(min_mag: float = 5.0, limit: int = 10) -> str:
         "endtime": _iso(now_utc),
         "minmagnitude": float(min_mag),
         "limit": int(limit),
-        "orderby": "time-desc", # 改為時間倒序，顯示最新的在最上面
+        # [修正] 將 "time-desc" 改回 API 支援的 "time"，此預設即為時間倒序
+        "orderby": "time",
     }
     try:
         r = requests.get(USGS_API_BASE_URL, params=params, timeout=15)
@@ -32,7 +33,6 @@ def fetch_global_last24h_text(min_mag: float = 5.0, limit: int = 10) -> str:
             p = f["properties"]
             t_utc = datetime.fromtimestamp(p["time"] / 1000, tz=timezone.utc)
             
-            # [修改] 在訊息中加入 p['url'] 報告連結
             lines.append(
                 f"震級: {p['mag']:.1f} | 日期時間: {t_utc.strftime('%Y-%m-%d %H:%M')} (UTC)\n"
                 f"地點: {p.get('place', 'N/A')}\n"
@@ -40,7 +40,7 @@ def fetch_global_last24h_text(min_mag: float = 5.0, limit: int = 10) -> str:
             )
         return "\n\n".join(lines)
     except Exception as e:
-        return f"❌ 查詢失敗: {e}"
+        return f"❌ 查詢失敗：{e}"
 
 def fetch_taiwan_df_this_year(min_mag: float = 5.0) -> pd.DataFrame | str:
     """擷取今年以來台灣區域的顯著地震。"""
@@ -51,7 +51,8 @@ def fetch_taiwan_df_this_year(min_mag: float = 5.0) -> pd.DataFrame | str:
         "minmagnitude": float(min_mag),
         "minlatitude": 21, "maxlatitude": 26,
         "minlongitude": 119, "maxlongitude": 123,
-        "limit": 250, "orderby": "time-desc",
+        "limit": 250,
+        "orderby": "time", # 同樣使用 "time" 預設為時間倒序
     }
     try:
         r = requests.get(USGS_API_BASE_URL, params=params, timeout=20)