- Rename case-studies/pypa/ → case-studies/python/ to match .codeflash/ convention
- Add case-studies/netflix/metaflow/summary.md (7-18x lz4 vs gzip)
- Add case-studies/unstructured/core-product/summary.md (14.6% latency, 2.1 GB memory)
- Update main README results table with all five case studies