figwheel without leiningen, requires a figwheel-sidecar dependency

figwheel.clj

(require '[figwheel-sidecar.repl-api :as repl])

(def config
  {:figwheel-options {}
   :build-ids ["browser"]
   :all-builds [{:id       "browser"
                 :source-paths ["src/" "env/browser/"]
                 :figwheel     {:on-jsload "id.client/main"}
                 :compiler     {:output-to  "public/js/app.js"
                                :output-dir "public/js"
                                :asset-path "js"
                                :main       "id.client"}}]})

(repl/start-figwheel! config)
(repl/cljs-repl "browser")