Add || exit 1 to HEALTHCHECK to map cURL exit codes and Docker possible values

Author: JoshuaLicense

Dockerfile

@@ -61,4 +61,4 @@ EXPOSE 8080
 CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/supervisord.conf"]
 
 # Configure a healthcheck to validate that everything is up&running
-HEALTHCHECK --timeout=10s CMD curl --silent --fail http://127.0.0.1:8080/fpm-ping
+HEALTHCHECK --timeout=10s CMD curl --silent --fail http://127.0.0.1:8080/fpm-ping || exit 1