* ci: trial smaller Blacksmith static and observational runners * ci: measure the 16-vCPU control for runner sizing * ci: use 4-vCPU static and 8-vCPU observational runners * ci: retain 8-vCPU static runner for completion time
* ci: trial smaller Blacksmith static and observational runners * ci: measure the 16-vCPU control for runner sizing * ci: use 4-vCPU static and 8-vCPU observational runners * ci: retain 8-vCPU static runner for completion time