fix: var for Terrastories host and tile-server

Author: luandro

docker/demo/.env.example

@@ -22,3 +22,5 @@ SYNC_INSTALLERS_NAME=INSTALLERS-edt
 # Terrastories ENV
 MAPBOX_STYLE=mapbox://styles/mapbox/light-v10
 MAPBOX_ACCESS_TOKEN=your pk token here
+OFFLINE_MAP_URL=http://demo.earthdefenderstoolkit.com:8085/styles/terrastories-map/style.json
+DOMAIN=demo.earthdefenderstoolkit.com

docker/demo/docker-compose.yml

@@ -124,8 +124,8 @@ services:
       CHOKIDAR_USEPOLLING: 'true'
       USE_LOCAL_MAP_SERVER: 'true'
       RAILS_MASTER_KEY: '7a0c538b904d5919af7c11470f3b7a4b'
-      OFFLINE_MAP_STYLE: /tileserver/styles/terrastories-map/style.json
-      HOST_HOSTNAME: 0.0.0.0
+      OFFLINE_MAP_STYLE: ${OFFLINE_MAP_URL}
+      HOST_HOSTNAME: ${DOMAIN}
     volumes:
       - bundler:/usr/local/bundle
       - terrastories-data:/api