@Override
    protected Set<Integer> getLivenessCheckPorts() {
        return new HashSet<>(getMappedPort(MYSQL_PORT));
    }
Docker container for MySQL. The difference between this class and {@link
org.testcontainers.containers.MySQLContainer} is that TC MySQLContainer has problems when
overriding mysql conf file, i.e. my.cnf.
inlong-sort/sort-end-to-end-tests/sort-end-to-end-tests-v1.13/src/test/java/org/apache/inlong/sort/tests/utils/MySqlContainer.java