Rtk query authentication

auth.ts

/example from https://redux-toolkit.js.org/rtk-query/usage/examples#authentication
export const api = createApi({
  baseQuery: fetchBaseQuery({
    baseUrl: '/',
    prepareHeaders: (headers, { getState }) => {
      // By default, if we have a token in the store, let's use that for authenticated requests
      const token = (getState() as RootState).auth.token
      if (token) {
        headers.set('authorization', `Bearer ${token}`)
      }
      return headers
    },
  }),
  endpoints: (builder) => ({
    login: builder.mutation<UserResponse, LoginRequest>({
      query: (credentials) => ({
        url: 'login',
        method: 'POST',
        body: credentials,
      }),
    }),
    protected: builder.mutation<{ message: string }, void>({
      query: () => 'protected',
    }),
  }),
})

export const { useLoginMutation, useProtectedMutation } = api