Properly propagate source image for our itango image.

docker-compose/Makefile

@@ -91,6 +91,9 @@ DOCKER_COMPOSE_ARGS := DISPLAY=$(DISPLAY) XAUTHORITY=$(XAUTHORITY) TANGO_HOST=$(
 pull: ## pull the images from the Docker hub
 	$(DOCKER_COMPOSE_ARGS) docker-compose $(COMPOSE_FILE_ARGS) pull
 
+build: ## rebuild images
+	$(DOCKER_COMPOSE_ARGS) docker-compose $(COMPOSE_FILE_ARGS) build
+
 up: minimal  ## start the base TANGO system and prepare all services
 	$(DOCKER_COMPOSE_ARGS) docker-compose $(COMPOSE_FILE_ARGS) up --no-start
 

docker-compose/itango.yml

@@ -14,7 +14,10 @@ version: '2'
 
 services:
   itango:
-    image: ${DOCKER_REGISTRY_HOST}/${DOCKER_REGISTRY_USER}/tango-itango:latest
+    build:
+        context: lofar-itango
+        args:
+            SOURCE_IMAGE: ${DOCKER_REGISTRY_HOST}/${DOCKER_REGISTRY_USER}/tango-itango:latest
     container_name: ${CONTAINER_NAME_PREFIX}itango
     network_mode: ${NETWORK_MODE}
     volumes:

docker-compose/lofar-itango/Dockerfile

-FROM nexus.engageska-portugal.pt/ska-docker/tango-itango:latest
+ARG SOURCE_IMAGE
+FROM ${SOURCE_IMAGE}
 
 RUN pip3 install "opcua >= 0.98.9" astropy