Tighten opaque CLI auth tokens (#628) #593

Job	Run time
build-freebuff	1m 20s
build-and-smoke-freebuff-windows	2m 32s
e2e-version	1m 6s
e2e-agent-startup	2m 26s
e2e-ads-behavior	1m 21s
e2e-slash-commands	1m 4s
e2e-startup	1m 6s
e2e-help-command	1m 12s
e2e-terminal-command	1m 1s
e2e-code-edit	52s
	14m 0s

Provide feedback