Lint, Build, and Test Libauth

Workflow runs for Lint, Build, and Test Libauth

• fix(vm): accept DER signature length boundaries

  failed:
  Lint, Build, and Test Libauth#124:Pull request#165synchronizebydagurval
  dagurval:der-sig

  Sep 16, 202630d 0h 2m 36s
  More actions for workflow run 124

• fix(vm): accept DER signature length boundaries

  failed:
  Lint, Build, and Test Libauth#123:Pull request#165openedbydagurval
  dagurval:der-sig

  Sep 16, 202630d 0h 5m 11s
  More actions for workflow run 123

• Add BCH_2027 VM with OP_SIGHASH (CHIP-2026-06)

  failed:
  Lint, Build, and Test Libauth#122:Pull request#164openedbyjimtendo
  jimtendo:bch-2027-sighash

  Sep 14, 20266h 0m 18s
  More actions for workflow run 122

• Add support for 2025 Cash Improvement Proposals and VM benchmarking

  cancelled:
  Lint, Build, and Test Libauth#121:Pull request#139synchronizebybitjson
  next

  Sep 19, 20256h 0m 20s
  More actions for workflow run 121

• Fix OP_INVOKE/OP_DEFINE descriptions

  cancelled:
  Lint, Build, and Test Libauth#120:Commit0534f9bpushedbybitjson
  next

  Sep 19, 20256h 0m 18s
  More actions for workflow run 120