Use Case pages

Detail screen for a pipeline's use case: a nested sub use case tree with review actions, plus its supporting documents.

1 variant - same install flow, different layout. Pull the one that matches your deployment.

Use Case 01 - Sub use cases and documentsv0.1.4

The use case detail screen for a live pipeline: a nested sub use case tree (confirm, edit, reject, add, re-derive) plus a supporting documents panel (upload, preview, delete). Fully generic over the caller's node, status, and document shapes.