how do you recommend maintaining momentum and continuing to market your product on Product Hunt?

A great way is to link your products in your profile and then engage with the community and be helpful.

Samantha, maintaining momentum post-launch on Product Hunt can be sustained by engaging with your users through regular updates and transparently sharing your product's development journey. Additionally, leveraging the community for feedback and fostering relationships with followers can turn one-time visitors into long-term advocates.

Find a way to relate your product to every possible thread and blast links to your product. Works wonders for SEO.

You get connected with a lot of people, you get strong back links, you already build a good community of people!! All these are a good booster for the product!