added healthcheck

docker-compose.yml

@@ -8,6 +8,12 @@ services:
       - MARIADB_USER=${MARIADB_USER}
       - MARIADB_PASSWORD=${MARIADB_PASSWORD}
       - MARIADB_DATABASE=${MARIADB_DATABASE}
+    healthcheck:
+      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
+      start_period: 5s
+      interval: 3s
+      timeout: 3s
+      retries: 3
     labels:
       ### Section Diun
       - diun.enable=${DIUN_ENABLE}