Fix healthcheck for workers

docker-compose.production.yml

@@ -1,4 +1,3 @@
-version: "2"
 services:
   data:
     image: busybox
@@ -73,6 +72,11 @@ services:
       - RAILS_LOG_TO_STDOUT=true
       - PORT=80
       - SIDEKIQ_QUEUES=-q default,2 -q mailers,1 -q active_storage_analysis,1 -q active_storage_purge,1
+    healthcheck:
+      test: ["CMD", "curl", "-f", "${WORKER_HEALTHCHECK_URL}"]
+      interval: 30s
+      retries: 3
+      start_period: 30s
   worker_solr:
     restart: ${WEB_RESTART_MODE}
     image: tenshiamd/ruby:2.7-alpine
@@ -93,3 +97,8 @@ services:
       - RAILS_LOG_TO_STDOUT=true
       - PORT=80
       - SIDEKIQ_QUEUES=-q sunspot_index,2
+    healthcheck:
+      test: ["CMD", "curl", "-f", "${WORKER_HEALTHCHECK_URL}"]
+      interval: 30s
+      retries: 3
+      start_period: 30s