For Prime Day, Dante Labs[2] had a sale on a 30x WGS for $349; it's still on sale for $499.
Once you have a WGS you might consider donating it to the Harvard Personal Genomes Project[3], Open Humans[4], or putting it on GitHub[5].
[1]: https://www.fullgenomes.com/whole-genome-sequencing/
[2]: https://us.dantelabs.com/products/whole-genome-sequencing-wg...
[3]: https://pgp.med.harvard.edu/