Daisy Ridley will play Rey in Obaid-Chinoy’s movie, which will take place 15 years after The Rise of Skywalker and “tell the story of rebuilding the New Jedi Order and the abilities that rise to tear it down.”

Source: https://www.chiangraitimes.com/entertainment/confirmed-3-star-wars-movies/

If he maintains his ties to the Mandalorians, Grogu's inclusion in the New Jedi Order could help show Rey's Order learning from the mistakes of the past and allowing Jedi to maintain families and relationships outside their roles as Jedi.

Source: https://www.cbr.com/new-jedi-order-rey-skywalker-padawans/

Interestingly, has already hinted that this is Rey's goal with the announcement of a new movie following her attempt to build a New Jedi Order.

Source: https://www.cbr.com/star-wars-skywalkers-chosen-one/

It also establishes canon lore that could be pivotal for the upcoming bookending films to the franchise with James Mangold's movie about the first Jedi, and the New Jedi Order movie featuring Daisy Ridley's Rey.

Source: https://comicbook.com/starwars/news/star-wars-ahsoka-confirms-last-jedi-anyone-can-use-force-canon/

Lucasfilm unveils Star Wars' new official timeline, which includes new eras at the start and end of the canon, Dawn of the Jedi and New Jedi Order.

Source: https://www.cbr.com/star-wars-timeline-update-dawn-of-the-jedi/

Mara Jade’s redemption arc is one of the Trilogy’s high points, and her story continued long after its conclusion, with Mara eventually becoming a Jedi Master in the New Jedi Order.

Source: https://screenrant.com/star-wars-sequels-george-lucas-no-mara-jade/

The first Star Wars: New Jedi Order plot synopsis has been reportedly revealed, describing Rey’s role in training two new Jedi apprentices.

Source: https://screenrant.com/star-wars-new-jedi-order-plot-synopsis-rey-apprentices/