chore: tracing log of cycle count

[jonathanpwang]

also re-export feature "bench-metrics" for cli

[github-actions]

group	app.proof_time_ms	app.cycles	app.cells_used	leaf.proof_time_ms	leaf.cycles	leaf.cells_used
verify_fibair	(+7 [+0.3%]) 2,185	513,767	19,376,191	-	-	-
fibonacci_program	(+16 [+0.3%]) 5,295	1,500,095	51,485,080	-	-	-
regex_program	(-102 [-0.7%]) 15,247	1,914,103	165,455,373	-	-	-
ecrecover_program	(-48 [-1.9%]) 2,513	284,567	15,055,723	-	-	-

Commit: d2b2aae

Benchmark Workflow