feat: Implement multi-source weather data collection with caching, rate limiting, and disk persistence.

src/data_collection/city_registry.py

@@ -357,6 +357,77 @@ CITY_REGISTRY = {
         "distance_km": 13.0,
         "warning": "机场位于东北侧开阔区，午后混合层增强时与核心城区体感温度可能出现偏差。",
     },
+
+    "chengdu": {
+        "name": "Chengdu",
+        "lat": 30.5785,
+        "lon": 103.9471,
+        "icao": "ZUUU",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "成都双流国际机场",
+        "distance_km": 16.0,
+        "warning": "盆地地形，夜间降温较慢，多云雾影响日照升温。",
+    },
+    "chongqing": {
+        "name": "Chongqing",
+        "lat": 29.7196,
+        "lon": 106.6416,
+        "icao": "ZUCK",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "high",
+        "risk_emoji": "🔴",
+        "airport_name": "重庆江北国际机场",
+        "distance_km": 19.0,
+        "warning": "四大火炉之一，夏季持续高温，夜间温度偏高，湿度大。",
+    },
+    "shenzhen": {
+        "name": "Shenzhen",
+        "lat": 22.6393,
+        "lon": 113.8107,
+        "icao": "ZGSZ",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "深圳宝安国际机场",
+        "distance_km": 32.0,
+        "warning": "近海受海洋调节，热岛效应强，日夜温差较小。",
+    },
+    "beijing": {
+        "name": "Beijing",
+        "lat": 40.0801,
+        "lon": 116.5846,
+        "icao": "ZBAA",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "medium",
+        "risk_emoji": "🟡",
+        "airport_name": "北京首都国际机场",
+        "distance_km": 25.0,
+        "warning": "北方内陆，夏季干热，冬季寒冷，春秋易受风沙影响。",
+    },
+    "wuhan": {
+        "name": "Wuhan",
+        "lat": 30.7838,
+        "lon": 114.2081,
+        "icao": "ZHHH",
+        "tz_offset": 28800,
+        "use_fahrenheit": False,
+        "is_major": True,
+        "risk_level": "high",
+        "risk_emoji": "🔴",
+        "airport_name": "武汉天河国际机场",
+        "distance_km": 26.0,
+        "warning": "江汉平原，水汽充足，夏季常现长时闷热高温。",
+    },
 }
 
 ALIASES = {
@@ -406,4 +477,14 @@ ALIASES = {
     "華沙": "warsaw",
     "马德里": "madrid",
     "馬德里": "madrid",
+    "ctu": "chengdu", "cd": "chengdu",
+    "ckg": "chongqing", "cq": "chongqing",
+    "szx": "shenzhen", "sz": "shenzhen",
+    "pek": "beijing", "bjs": "beijing", "bj": "beijing",
+    "wuh": "wuhan", "wh": "wuhan",
+    "成都": "chengdu",
+    "重庆": "chongqing",
+    "深圳": "shenzhen",
+    "北京": "beijing",
+    "武汉": "wuhan",
 }