修改了get_weather方法，现在可以实现前端的需求了

src/models.rs

@@ -82,8 +82,8 @@ pub struct WeatherDataBrief {
     #[sqlx(rename = "min")]
     pub min: i32,
 
-    pub longitude: f64,
-    pub latidute: f64,
+    pub longitude: String,
+    pub latitude: String,
 }
 
 // 在models.rs中添加（可放在WeatherDataBrief下方）
@@ -151,8 +151,8 @@ pub struct WeatherData {
     #[sqlx(rename = "inspectiontype")]
     pub inspection_type: Option<String>,
 
-    pub latitude: f64,
-    pub longitude: f64,
+    pub latitude: String,
+    pub longitude: String,
 
     #[serde(rename = "lowCloudiness")]
     #[sqlx(rename = "lowcloudiness")]