st: refactor: 시군구 검색 시 bsnmCd도 가져오도록 수정

apps/st/src/components/module/SearchForm.tsx

@@ -40,10 +40,11 @@ const SearchForm = (props: SearchFormProps = {}) => {
     
     const [values, setValues] = useState<SearchFormValues>({
         sido: props.defaultValues?.sido || "",
-        gugun: props.defaultValues?.gugun || "",
+        gugun: props.defaultValues?.gugun || '',
         year: props.defaultValues?.year || String(defaultYear),
-        order: props.defaultValues?.order || "",
-        fctName: props.defaultValues?.fctName || "",
+        order: props.defaultValues?.order || '',
+        fctName: props.defaultValues?.fctName || '',
+        bsnmCd: props.defaultValues?.bsnmCd || '',
     });
 
     const { data: sidoList } = useSWR<ApiResponse<Sido[]>>(
@@ -98,16 +99,28 @@ const SearchForm = (props: SearchFormProps = {}) => {
 
     const handleReset = () => {
         const resetValues: SearchFormValues = {
-            sido: "",
-            gugun: "",
+            sido: '',
+            gugun: '',
             year: String(defaultYear),
-            order: "",
-            fctName: "",
+            order: '',
+            fctName: '',
+            bsnmCd: '',
         };
         setValues(resetValues);
         props.onReset?.();
     };
 
+    const handleSidoChange = (value: string) => {
+        const selectedBsnm = sidoList?.data.find((v) => v.sido === value)?.bsnmCd || '';
+
+        setValues((prev) => ({
+            ...prev,
+            sido: value,
+            gugun: '',
+            bsnmCd: selectedBsnm,
+        }));
+    };
+
     return (
         <div className="card card-border">
             <form onSubmit={handleSubmit}>
@@ -117,7 +130,7 @@ const SearchForm = (props: SearchFormProps = {}) => {
                             <Label className="text-label">
                                 시도
                             </Label>
-                            <Select value={values.sido} onValueChange={(value) => setValues((prev) => ({ ...prev, sido: value, gugun: "" }))}>
+                            <Select value={values.sido} onValueChange={handleSidoChange}>
                                 <SelectTrigger className="w-[12rem]">
                                     <SelectValue placeholder="선택"></SelectValue>
                                 </SelectTrigger>