Family board: add to shopping, tasks, checklists and the Family calendar; record who added each

- + button on each board card: write it, tap your name (PIN unless a child), it is added as you
- Tasks, events, checklist items and shopping items remember who added them
- Names shown on the board and in Tasks, Notes and Calendar
- Tests and README updated

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

tasks.js

@@ -107,7 +107,7 @@ async function handle(req, res) {
       const list = q.get('list');
       if (isLocal(list)) {
         const raw = list.slice(6);
-        return json(res, 200, load().tasks.filter(t => t.list === raw).map(t => ({ id: t.id, list, title: t.title, notes: t.notes || '', due: t.due || '', done: !!t.done, completedAt: t.completedAt || null, repeat: t.repeat || 'none', parent: t.parent || '' })));
+        return json(res, 200, load().tasks.filter(t => t.list === raw).map(t => ({ id: t.id, list, title: t.title, notes: t.notes || '', due: t.due || '', done: !!t.done, completedAt: t.completedAt || null, repeat: t.repeat || 'none', parent: t.parent || '', by: t.by || '' })));
       }
       if (caldav.todoLists().some(l => l.id === list)) {
         const rows = await caldav.listTodoRaw(list), tasks = [];
@@ -132,7 +132,7 @@ async function handle(req, res) {
           if (b.moveTo && isLocal(b.moveTo) && !t.parent) { const to = b.moveTo.slice(6); d.tasks.filter(x => x.parent === t.id).forEach(x => { x.list = to; }); t.list = to; }
           save(d); return json(res, 200, { ok: true, rolled });
         }
-        d.tasks.push({ id: crypto.randomUUID(), list: raw, title: f.title.trim(), notes: f.notes || '', due: f.due || '', done: !!f.done, completedAt: f.done ? Date.now() : null, repeat: cleanRepeat(f.repeat), parent: validParent(d, raw, f.parent, null) || undefined, created: Date.now(), updated: Date.now() });
+        d.tasks.push({ id: crypto.randomUUID(), list: raw, title: f.title.trim(), notes: f.notes || '', due: f.due || '', done: !!f.done, completedAt: f.done ? Date.now() : null, repeat: cleanRepeat(f.repeat), parent: validParent(d, raw, f.parent, null) || undefined, created: Date.now(), updated: Date.now(), by: users.current().name, byId: users.current().id }); // (who added it, so a shared list shows whose it was)
         save(d); return json(res, 200, { ok: true });
       }
       if (b.href) { // edit an iCloud task: patch the latest copy so alarms/priority/etc. survive
@@ -182,11 +182,11 @@ async function handle(req, res) {
 /** Every task from every list (NE Hub and iCloud), with its list name. */
 async function allTasks() {
   const d = load(), out = [];
-  for (const t of d.tasks) { const l = d.lists.find(x => x.id === t.list); out.push({ id: t.id, list: 'local:' + t.list, listName: l ? l.name : 'Tasks', title: t.title, notes: t.notes || '', due: t.due || '', done: !!t.done, repeat: t.repeat || 'none', parent: t.parent || '' }); }
+  for (const t of d.tasks) { const l = d.lists.find(x => x.id === t.list); out.push({ id: t.id, list: 'local:' + t.list, listName: l ? l.name : 'Tasks', title: t.title, notes: t.notes || '', due: t.due || '', done: !!t.done, repeat: t.repeat || 'none', parent: t.parent || '', by: t.by || '' }); }
   for (const l of caldav.todoLists()) { try { for (const r of await caldav.listTodoRaw(l.id)) for (const t of parseTodos(r.ics)) out.push({ ...t, list: l.id, listName: l.name, href: r.href, etag: r.etag }); } catch {} }
   return out;
 }
 
 /** Open tasks on the shared Family list, soonest first, for the family board. */
-const familyOpen = () => { const t = readJ(famFile(), { tasks: [] }).tasks || []; return t.filter(x => !x.done && !x.parent).sort((a, b) => (a.due || '9999').localeCompare(b.due || '9999') || a.title.localeCompare(b.title)).slice(0, 8).map(x => ({ id: x.id, title: x.title, due: x.due || '' })); };
+const familyOpen = () => { const t = readJ(famFile(), { tasks: [] }).tasks || []; return t.filter(x => !x.done && !x.parent).sort((a, b) => (a.due || '9999').localeCompare(b.due || '9999') || a.title.localeCompare(b.title)).slice(0, 8).map(x => ({ id: x.id, title: x.title, due: x.due || '', by: x.by || '' })); };
 module.exports = { familyOpen, handle, parseTodos, allTasks, nextDue, stepDate };