Update FastPLMs files from Synthyra/FastPLMs 32d9951 (PR 52: ESMFold2 noise cap, DPLM2 parity)

Accept huggingface_hub's shared Xet blob store in the CCD loader (FastPLMs PR 51)

Sync current FastPLMs source, model cards and dependencies

Embed evaluated confidence head and publish current training metrics

Update FastPLMs files

Support verified live v2 confidence heads

Apply coding standards from 1cb5747 (files only)

Update FastPLMs runtime and cards from 328deef (files only)

Document the separately trained confidence head results

Update FastPLMs runtime and model cards

Record published checkpoint pins and validation status

Publish ESMFold2 small backbone checkpoint with FastPLMs runtime