[codex] Add Freebuff live usage dashboard #644

Job	Run time
build-freebuff	1m 30s
build-and-smoke-freebuff-windows	2m 17s
e2e-startup	5m 1s
e2e-agent-startup	4s
e2e-version	1m 4s
e2e-ads-behavior	2s
e2e-help-command	3s
e2e-slash-commands	50s
e2e-terminal-command	1m 10s
e2e-code-edit	58s
	12m 59s

Provide feedback