Minimal example to reproduce a suspected bug in the "spatial" DuckDB extension that occurs in Linux environments.
To reproduce, run bash run.sh. A Dockerfile with Debian Bullseye base image with be built that contains an installation of DuckDB 0.9.1. It then executes bug.sql (simple script that loads london.json and exports to Shapefile) and exits with
Error: near line 6: IO Error: Could not write file "output.dbf": Bad file descriptor