App Runner namespace, with parts of the code I haven't changed removed.

app-runner.clj

(ns tic-tac-toe.app-runner
  (:require clj-http.client :as client]))

; Code removed

(defn- api-call [board-state]
  (let [result (client/post "https://xast1bug7h.execute-api.us-east-1.amazonaws.com/ttt" {:form-params {"boardState" (str board-state)} :content-type :json} )]
    (read-string (get result :body))))

(defn- player-move [board-state player]
  (case player
    :human (human/choose-space)
    :random-computer (random-computer/choose-space board-state)
    :unbeatable-computer (api-call board-state)))

; Code removed