feat: make ocis selectable

deployments/examples/ocis_wopi/.env

@@ -36,6 +36,10 @@ TRAEFIK_ACME_CASERVER=
 
 ### Infinite Scale Settings ###
 
+# Beside Traefik, this service must stay enabled.
+# Disable only for testing purposes.
+OCIS=:ocis.yml
+
 # The oCIS container image.
 # Defaults to "owncloud/ocis" which contains the production releases.
 OCIS_DOCKER_IMAGE=
@@ -197,5 +201,5 @@ INBUCKET_DOMAIN=
 # This MUST be the last line as it assembles the supplemental compose files to be used.
 # ALL supplemental configs must be added here, independent if commented or not.
 # Each var must either be empty or contain :path/file.yml
-COMPOSE_FILE=docker-compose.yml:ocis.yml${TIKA:-}${WOPISERVER:-}${COLLABORA:-}${MONITORING:-}${COMPANION:-}${ONLYOFFICE:-}${INBUCKET:-}
+COMPOSE_FILE=docker-compose.yml${OCIS:-}${TIKA:-}${WOPISERVER:-}${COLLABORA:-}${MONITORING:-}${COMPANION:-}${ONLYOFFICE:-}${INBUCKET:-}