Build perf probe

Workflow runs for Build perf probe

• ci: throwaway build probe round 2, paired in each VM (never merged)

  completed successfully:
  Build perf probe#2:Commitd71e92epushedbyBlind-Striker
  perf/build-probe

  Sep 26, 202629m 10s
  More actions for workflow run 2

• ci: throwaway build probe (never merged)

  completed successfully:
  Build perf probe#1:Commitf200f66pushedbyBlind-Striker
  perf/build-probe

  Sep 26, 202612m 39s
  More actions for workflow run 1