However, this part seems to be resolved, but now I'm getting "Cannot use $$restProps in runes mode" errors from items in the Shadcdn-svelte and bits-ui underlying libraries when trying to use Runes features of Svelte 5.
maietta/mre-svelte5-hydration-mismatch-with-ssr
MRE of a bug in Svelte 5 with SSR enabled using the Bun adapter.
Svelte