Add build-eliasfano command
As a workaround for build_eliasfano being built with webgraph's Cargo.lock, which often doesn't exactly match swh-graph's Cargo.lock, causing incompatibilities
Staging instance, all changes can be removed at any time
As a workaround for build_eliasfano being built with webgraph's Cargo.lock, which often doesn't exactly match swh-graph's Cargo.lock, causing incompatibilities