feat(headless): add has no answer state to crga state

[jelmedini]

SVCC-4651

• Introduce a new state hasNoAnswer in order to tell if an answer was generated with no answer.
• This state will be used to add a customizable sorry message slot when no answer was generated for some clients.
• The logic was implemented to work when using answerapi or searchui

Screen.Recording.2025-02-12.at.9.22.40.AM.mov

[github-actions]

Pull Request Report

PR Title

✅ Title follows the conventional commit spec.

Live demo links

• Storybook

• Playwright report

Bundle Size

File	Old (kb)	New (kb)	Change (%)
case-assist	244	244.2	0.1
commerce	355.3	355.5	0
search	415.2	415.5	0.1
insight	406.4	406.7	0.1
recommendation	256.2	256.3	0.1
ssr	409	409.3	0.1
ssr-commerce	373	373.2	0

SSR Progress

Use case	SSR (#)	CSR (#)	Progress (%)
search	39	44	89
recommendation	0	4	0
case-assist	0	6	0
insight	0	27	0
commerce	0	15	0

Detailed logs

search : buildInteractiveResult
search : buildInteractiveInstantResult
search : buildInteractiveRecentResult
search : buildInteractiveCitation
search : buildGeneratedAnswer
recommendation : missing SSR support
case-assist : missing SSR support
insight : missing SSR support
commerce : missing SSR support

[gbaril-coveo]

I see a bunch of e2e tests failing comments in your PRs, but all checks are passing. Is it normal?

[jelmedini]

I see a bunch of e2e tests failing comments in your PRs, but all checks are passing. Is it normal?

yeag they are not related to these changes

[dmgauthier]

Since double negation like hasNoAnswer = false can be a bit hard to interpret for a human (like me).
Changing hasNoAnswer to cannotAnswer would be even more clear that the model has been reached but was not able to answer.
Your logic wouldn't have to change.
cc @lbergeron