Migrate CoreStack from Next.js to React Router Vite#19

rightson wants to merge 1 commit intomainrightson/corestack:mainfrom

claude/corestack-nextjs-to-react-router-011CUhKUDqsEoihNTpyuCuMarightson/corestack:claude/corestack-nextjs-to-react-router-011CUhKUDqsEoihNTpyuCuMaCopy head branch name to clipboard