workflow diff
  before                  1.2.2.1  sha256:296bc4bf3ba66166...
  after                   1.2.2.1  sha256:296bc4bf3ba66166...
  bump class              none — the counters do not move
  P-12 evolution-safety   not checked [deferred-to-phase-1]
                          the bump class names moved counters, never safety

nothing moved: both sides carry one graph_version
