feat: add WeatherDataCollector class for fetching weather data from OpenWeatherMap, Visual Crossing, and NOAA METAR, including city-to-ICAO mapping.

src/data_collection/weather_sources.py

@@ -364,7 +364,6 @@ class WeatherDataCollector:
             # 处理多模型数据 (如果请求了 models 参数，返回结构会变化)
             daily_data = data.get("daily", {})
             if "temperature_2m_max_ecmwf_ifs" in daily_data:
-                # 获取首日的各模型峰值比较
                 ecmwf_max = daily_data.get("temperature_2m_max_ecmwf_ifs", [])
                 hrrr_max = daily_data.get("temperature_2m_max_hrrr_conus", [])
                 
@@ -373,9 +372,16 @@ class WeatherDataCollector:
                     "ecmwf": ecmwf_max[0] if ecmwf_max else None,
                     "hrrr": hrrr_max[0] if hrrr_max else None
                 }
-                # 设置主显示值为 HRRR (当地高精)
+                # 核心修正：映射回标准键名
                 if hrrr_max:
                     daily_data["temperature_2m_max"] = hrrr_max
+                elif ecmwf_max:
+                    daily_data["temperature_2m_max"] = ecmwf_max
+
+            # 映射逐小时数据
+            hourly_data = data.get("hourly", {})
+            if "temperature_2m_hrrr_conus" in hourly_data:
+                hourly_data["temperature_2m"] = hourly_data["temperature_2m_hrrr_conus"]
 
             # 计算精确的当地时间
             now_utc = datetime.utcnow()
@@ -391,7 +397,7 @@ class WeatherDataCollector:
                     "temp": current.get("temperature"),
                     "local_time": local_time_str,
                 },
-                "hourly": data.get("hourly", {}),
+                "hourly": hourly_data,
                 "daily": daily_data,
                 "unit": "fahrenheit" if use_fahrenheit else "celsius",
             }