diff --git a/README.md b/README.md
new file mode 100644
index 0000000..0559afc
--- /dev/null
+++ b/README.md
@@ -0,0 +1,27 @@
+
+
+```
+cd keycloak
+sudo docker-compose up -d
+sleep 30
+./setup
+```
+
+```
+cd ../nginx
+./setup
+sudo docker-compose up -d
+```
+
+```
+cd ../hedgedoc
+./setup
+sudo docker-compose up -d
+```
+
+```
+cd ../nextcloud
+sudo docker-compose up -d
+./setup
+```
+
diff --git a/env.production b/env.production
index 8515192..7a1f328 100644
--- a/env.production
+++ b/env.production
@@ -1,7 +1,7 @@
 DOMAIN_NAME=example.com
 REALM=spacestation
 
-KEYCLOAK_HOSTNAME=login.${DOMAIN_NAME}
-HEDGEDOC_HOSTNAME=docs.${DOMAIN_NAME}
-MASTODON_HOSTNAME=social.${DOMAIN_NAME}
-NEXTCLOUD_HOSTNAME=cloud.${DOMAIN_NAME}
+KEYCLOAK_HOSTNAME=login.example.com
+HEDGEDOC_HOSTNAME=docs.example.com
+MASTODON_HOSTNAME=social.example.com
+NEXTCLOUD_HOSTNAME=cloud.example.com