Force host and port

.github/workflows/ci.yml

@@ -58,7 +58,7 @@ jobs:
           tar xfz "dist/ispyb-database.tar.gz"
 
           printf 'Waiting for MySQL database to accept connections'
-          until mariadb --defaults-file=.my.cnf -e "SHOW DATABASES" >/dev/null; do printf '.'; sleep 0.5; done
+          until mariadb --defaults-file=.my.cnf -h 0.0.0.0 -P 3306 -e "SHOW DATABASES" >/dev/null; do printf '.'; sleep 0.5; done
           printf '\n'
 
           mariadb -e "SET GLOBAL log_bin_trust_function_creators = 1;"