Add notifications service

Related PRs:
* ITISFoundation/osparc-simcore#7436

Related Issues:
* #1014

Author: YuryHrytsuk

services/simcore/docker-compose.yml

@@ -918,6 +918,27 @@ services:
         - traefik.http.routers.${PREFIX_STACK_NAME}_dynamic_scheduler.tls=true
         - traefik.http.routers.${PREFIX_STACK_NAME}_dynamic_scheduler.middlewares=ops_gzip@swarm, ops_auth@swarm
 
+  notifications:
+    networks:
+      - monitored
+    deploy:
+      replicas: ${SIMCORE_NOTIFICATIONS_REPLICAS}
+      placement:
+        constraints:
+          - node.labels.simcore==true
+      update_config:
+        parallelism: 1
+        order: start-first
+        failure_action: rollback
+        delay: 10s
+      resources:
+        limits:
+          memory: 500M
+          cpus: '0.5'
+        reservations:
+          memory: 50M
+          cpus: '0.1'
+
 volumes:
   rabbit_data:
     name: ${SWARM_STACK_NAME}_rabbit_data