Swap themes between cat or fruit

https://svonberg.org/wp-content/uploads/2026/03/merge001.html

Edit  . Added some themes

https://svonberg.org/wp-content/uploads/2026/03/merge003.html

Edit- rewrote and testing a new theme shapes, to remove forcefield from non circles

https://svonberg.org/wp-content/uploads/2026/03/merge006.html