v2.257.4

v2.257.4 (2026-07-13)

Enhancements

• Add v2 -> v3 runtime migration warnings (#5978)
• Update SDK to use latest LMIv26 image for sdk v2.x (#5955)

Bug Fixes

• Harden S3 download path handling (#5984)

Documentation Changes

• Add noindex and canonical tags to deprecated V2 docs (#6001)
• Add deprecation banner to V2 docs (#5991)
• Add v2 -> v3 version lifecycle table to README (#5979)

Other Changes

• Mark capacity-flaky GPU integ tests as slow_test (#5998)
• Disable HF Xet/hf_transfer in serve integ tests (#5992)
• Fix slow tests in v2 (#5944)
• Fix canaries-v2 (#5932)