Update files

frontend/src/utils/api.js

@@ -171,6 +171,11 @@ export const followUser = async (userId) => {
   return response.data
 }
 
+export const unfollowUser = async (userId) => {
+  const response = await api.delete(`/users/${userId}/follow`)
+  return response.data
+}
+
 export const updateProfile = async (data) => {
   const response = await api.put('/users/profile', data)
   return response.data