google maps config

maps.cljs

(ns component.maps
    (:require [google.maps])
    
(defn map-opts []
  "Default initial map options."
  {:zoom 3
   :mapTypeId google.maps.MapTypeId.ROADMAP
   :center (google.maps.LatLng. 59, 18)
   :mapTypeControl false
   :styles [{:stylers [{:visibility "on"}]}]})

(google.maps.Map. map-node map-opts)

project.clj

:dependencies [[cljsjs/google-maps "3.18-1"]]

:compiler {:output-to "resources/public/js/cljs/app.js"
           :foreign-libs [{:file ~(str "https://maps.googleapis.com/maps/api/js?key="
                                      (System/getenv "GOOGLE_MAPS_KEY")
                                      "&libraries=places")
                            :provides ["google.maps"]}]
           :optimizations :none}

This is a bad idea: you fetch the google maps file at compile time and they come with another key which then expires then your compiled artifacts suddenly start failing.

Add <script src=https: the usual way.