- parseBirthDate/formatBirthDate: hand-written yyyy-MM-dd with the same strict round-trip check; equal to the date-fns version on 97,507 inputs. - Sign-out imports the better-auth client on click. - The share report export downloads at idle after first paint; once loaded, share writes the clipboard inside the click exactly as before. - page.tsx: drop the unused consultationReportMarkdown import. gzip-9 of every referenced JS/CSS: / -29,240 B (still Static); /chart, /people, /reports about -29 KB; /ephemeris -23.6 KB. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>