Migrate iRacing overlay to Svelte 5 and Tailwind 4#9

xikxp1 wants to merge 1 commit intomainxikxp1/iRaceHUD:mainfrom

claude/upgrade-svelte-tailwind-2uTWpxikxp1/iRaceHUD:claude/upgrade-svelte-tailwind-2uTWpCopy head branch name to clipboard