Added a Directory sync component

* Added new container to bbmri/docker-compose.yml.
* Added set up documentation to README.

bbmri/docker-compose.yml

@@ -104,6 +104,17 @@ services:
       - /etc/bridgehead/trusted-ca-certs:/conf/trusted-ca-certs:ro
       - ./root.crt.pem:/conf/root.crt.pem:ro
 
+  directory_sync_service:
+    image: "samply/directory_sync_service"
+    environment:
+      DIRECTORY_URL: ${DIRECTORY_URL}
+      DIRECTORY_USER_NAME: ${DIRECTORY_USER_NAME}
+      DIRECTORY_PASS_CODE: ${DIRECTORY_PASS_CODE}
+      FHIR_STORE_URL: "http://bridgehead-bbmri-blaze:8080"
+      TIMER_CRON: ${TIMER_CRON}
+      RETRY_MAX: ${RETRY_MAX}
+      RETRY_INTERVAL: ${RETRY_INTERVAL}
+
 volumes:
   blaze-data: