fix(audit): UI — L18 (decorative emoji -> Lucide icons), L19 (gated NotesList timer + create-from-url ref-in-effect)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/app/api/public/interests/route.ts

@@ -81,6 +81,12 @@ export async function POST(req: NextRequest) {
       firstName: result.firstName,
     });
 
+    // L34 carve-out note: this is a public website intake POST (external
+    // contract). Unlike the sibling intake routes it already uses the
+    // canonical `{ data }` envelope — the external marketing site is
+    // coded against THIS shape, so keep `{ data: { id, message } }` and do
+    // not "normalize" it toward the bespoke `{ success }`/bare shapes used
+    // by the other public intake endpoints.
     return NextResponse.json(
       { data: { id: result.interestId, message: 'Interest registered successfully' } },
       { status: 201 },