master - update for nginx

Author: ionghitun

.env.example

@@ -1,5 +1,11 @@
+#images versions to use
+NGINX_VERSION=latest
+PORTAINER_VERSION=latest
+
 #domain or subdomain where you want to access portainer
-DOMAIN_HOST=portainer.local
+#self signed host should be added only local
+DOMAIN_HOST=portainer.dev.local
+SELF_SIGNED_HOST=dev.local
 
 #email where you should receive lets encrypt renewal failures
 DOMAIN_EMAIL=email@email.com

docker-compose.yml

@@ -1,8 +1,8 @@
 services:
     portainer-nginx:
         container_name: portainer-nginx
+        image: nginx:${NGINX_VERSION}
         restart: unless-stopped
-        image: nginx:latest
         volumes:
             - ./docker/nginx/${VHOST_FILE}:/etc/nginx/conf.d/custom.conf
         ports:
@@ -11,6 +11,7 @@ services:
             - portainer-portainer
         environment:
             VIRTUAL_HOST: ${DOMAIN_HOST}
+            SELF_SIGNED_HOST: ${SELF_SIGNED_HOST}
             VIRTUAL_PORT: 80
             LETSENCRYPT_HOST: ${DOMAIN_HOST}
             LETSENCRYPT_EMAIL: ${DOMAIN_EMAIL}
@@ -20,7 +21,7 @@ services:
 
     portainer-portainer:
         container_name: portainer-portainer
-        image: portainer/portainer-ce:latest
+        image: portainer/portainer-ce:${PORTAINER_VERSION}
         restart: unless-stopped
         volumes:
             - ./data:/data