Restore smart search rotating text and prompts

[BigSimmo]

Summary

• Restores the rotating smart-search hint above the global search composer, including the phone Answer-mode wording shown as Searching answer • Try: ....
• Restores desktop clickable smart prompt chips below the global search composer while keeping those prompt chips hidden on phone so the mobile composer stays uncluttered.
• Updates overlap regression coverage for desktop prompt placement and phone rotating-hint placement.

Verification

• npm run ensure — local Clinical KB verified at the project-safe URL.
• npm run test:e2e:chromium -- tests/ui-overlap.spec.ts — 12 passed; directly validates restored desktop prompt placement and phone rotating hint placement.
• npm run test:e2e:chromium -- tests/ui-tools.spec.ts -g "prescribing mode home top-aligns on phones but centres on tablet" — passed after limiting phone smart hint visibility to Answer mode.
• npm run verify:cheap — passed; lint emitted 3 existing warnings outside this change and no errors.
• npm run verify:ui when UI, routing, styling, browser behavior, reduced-motion, or forced-colors behavior changed — 103 passed.
• npm run verify:release before release or handoff confidence claims — not run; full release confidence not needed for this scoped UI restore.
• npm run format:check
• npm run eval:retrieval:quality (must stay 23/23) when retrieval, ranking, selection, chunking, or scoring behavior changed — not applicable; UI-only search composer chrome.
• npm run eval:rag -- --limit 15 + npm run eval:quality -- --rag-only when answer generation, the synthesis prompt, or answer post-processing changed — not applicable; UI-only search composer chrome.
• npm run check:production-readiness when clinical workflow, privacy, environment, Supabase, source governance, or deployment behavior changed — not applicable; UI-only search composer chrome.
• npm run check:deployment-readiness when deployment startup, hosting, or rollout behavior changed — not applicable.

Walkthrough

mobile_smart_search_rotating_text_restored.mp4
Mobile smart search rotating text above search bar

Clinical Governance Preflight

Not applicable; this change only restores search composer UI helper text/prompts and does not alter ingestion, retrieval ranking, source rendering, document access, privacy, production env, or clinical output.

Notes

• Manual phone-sized browser walkthrough confirmed Searching answer • Try: ... appears above the mobile search bar and rotates through prompts.

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[supabase]

This pull request has been ignored for the connected project sjrfecxgysukkwxsowpy because there are no changes detected in supabase directory. You can change this behaviour in Project Integrations Settings ↗︎.

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