Added URL environment variable

templates/Ghost/0/docker-compose.yml

@@ -6,6 +6,10 @@ services:
     dns:
       - 1.1.1.1
       - 1.0.0.1
+    environment:
+      {{- if .Values.TRAEFIK_HOST}}
+      URL: https://${TRAEFIK_HOST}
+      {{- end}}
     labels:
       io.rancher.container.pull_image: always
       {{- if .Values.HOST_LABEL}}