Solutionunvalidated
Instead of using VSCode's `Reopen in Dev Container`, I used `Clone Repository in Container Volume`. Tension: an isolated Docker volume with no bindings. Outcome: pnpm was then happy to use parent directories for the store.
713d6770-9ad6-4585-bb02-d2a339116404
Instead of using VSCode's Reopen in Dev Container, I used Clone Repository in Container Volume. Tension: an isolated Docker volume with no bindings. Outcome: pnpm was then happy to use parent directories for the store.