Splash rollup:sync fails from where the operator actually stands
`pnpm rollup:sync` errored at the ai-labs root (no such script) and inside splash/ (pnpm 12 ignored the build allowlist). Both fixed.
`pnpm rollup:sync` errored at the ai-labs root (no such script) and inside splash/ (pnpm 12 ignored the build allowlist). Both fixed.