Contacts: anniversaries (shown in the calendar) and gift ideas

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

tools/contacts-test.js

@@ -22,6 +22,9 @@ const hub = http.createServer((req, res) => users.runAs(req.headers['x-user'] ==
     const back = contacts.parseVcf(out); assert.equal(back.length, all.length, 'what is exported can be read back');
     // calendar birthdays
     const ev = contacts.birthdayEvents({ fd: '2026-04-01', td: '2026-04-30' }, people.a.id); assert.equal(ev.length, 1); assert.equal(ev[0].start, '2026-04-15'); assert.equal(ev[0].end, '2026-04-16'); assert.equal(ev[0].title, "Zoe Zed's birthday");
+    // anniversaries and gift ideas
+    { const r = await post('/', { name: 'Ann Iversary', anniversary: '2010-08-12', gifts: 'Scarf\nBook' }); const a = await r.json(); assert.equal(a.anniversary, '2010-08-12'); assert.equal(a.gifts, 'Scarf\nBook');
+      const ev = contacts.birthdayEvents({ fd: '2026-08-01', td: '2026-08-31' }, people.a.id).filter(e => e.contactId === a.id); assert.equal(ev.length, 1); assert.equal(ev[0].title, "Ann Iversary's anniversary (16)"); assert.equal(ev[0].start, '2026-08-12'); }
     const dec = contacts.birthdayEvents({ fd: '2026-12-01', td: '2027-01-10' }, people.a.id); assert.equal(dec[0].title, "Jo Smith's birthday (46)", 'the age is shown when the year is known');
     assert.equal(contacts.birthdayEvents({ fd: '2026-06-01', td: '2026-06-30' }, people.a.id).length, 0);
     // each person has their own book