In a piece on Vayakheil the Nesivos Shalom elaborates on an idea that's known - the importance of Jewish unity. He Ties it in to Purim, how Haman was going after the Jewish People's vulnerability because they were separated from one another. And that's why Mordechai and Esther focused on gathering all the Jews together. This fits with the idea of the Mishkan, which brought people together and was built as a group effort. it also connects with Shabbos, who's partner is specifically called Knesset Yisrael, the Jewish people who unite.