[Edit] token값 localStorage에 적용

@@ -56,9 +56,10 @@ const SignIn = () => {
 
   const signIn = () => {
     http.post('/login').then(response => {
-      const { success, code, data, message } = response.data
+      const { success, access_token } = response.data
       if (success) {
-
+        localStorage.setItem('token', access_token)
+        setSuccess(true)
       }
     })
   }