Archive the Clarté migration completion

tasks/completed_archive.json

@@ -58,5 +58,11 @@
     "subject": "Couple rebuilt in React on the shared Clarté kit, ICP-tested, deployed behind auth",
     "completedAt": "2026-09-22",
     "learnings": "CSS modules reject :root even via :global under Next 15 flight loader — design tokens belong in a plain global stylesheet imported by layout. Mount-time document listeners freeze on first-render closures unless the subtree remounts per screen (key=qid:pos). nginx location ^~ /couple/ (trailing slash) does not match /couple — an auth gate must use the bare prefix. The ICP persona workflow (icp-user-test) caught a keyboard blocker 82 jest tests called correct."
+  },
+  {
+    "id": "clarte-5",
+    "subject": "Full Clarté migration done: TDAH FR/EN React at /tdah + /adhd, couple share-all + PDF + compare",
+    "completedAt": "2026-09-23",
+    "learnings": "React client components render an empty shell in static export: grep-based smoke tests must be replaced by headless-browser probes. New JSX transform means no React import, but any stray 'React.' reference crashes at runtime only — jest + RTL catches it, raw build does not. Fragment-keyed share payloads: one key (#p=) per questionnaire, a second (#a=) for the whole journey; the decode layer dispatches on kind."
   }
 ]
\ No newline at end of file