@Override
    public void cleanup(DataSource ds, Handle handle) {
        if (this.cleanAfter) {
            flyway.clean();
        }
    }
Drop all objects in the configured schemas using Flyway after the test finishes.

@param cleanAfter Set to <tt>false</tt> to avoid cleaning of the schema.
@return The instance itself for chaining method calls.
testing/src/main/java/org/jdbi/v3/testing/junit5/JdbiFlywayMigration.java