Clearing a notification settles what it was about; fix missed phone pushes

Reading or clearing a notification marks its chat and new mail read and closes its banner; opening a chat clears its entry. Close the chat stream while the app is hidden so the server sends the phone push, renew changed push subscriptions, and re-send the subscription on each app open.

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

mail.js

@@ -332,11 +332,15 @@ async function handle(req, res) {
 /** The newest messages in each connected account's Inbox (for the push alerts). One account that fails does not stop the others. */
 async function newest() {
   const out = [];
-  for (const a of accounts()) { try { const r = await withTimeout(providerOf(a).list(a, { folder: 'inbox', skip: 0, q: '' }), 15000); for (const m of r.items.slice(0, 10)) out.push({ id: a.id + ':' + m.id, subject: m.subject, from: (m.from && (m.from.name || m.from.address)) || '', read: !!m.read }); } catch { /* skipped this round */ } }
+  for (const a of accounts()) { try { const r = await withTimeout(providerOf(a).list(a, { folder: 'inbox', skip: 0, q: '' }), 15000); for (const m of r.items.slice(0, 10)) out.push({ acct: a.id, mid: m.id, id: a.id + ':' + m.id, subject: m.subject, from: (m.from && (m.from.name || m.from.address)) || '', read: !!m.read }); } catch { /* skipped this round */ } }
   return out;
 }
+/** Mark messages read: what a cleared "new mail" notification stands for. refs: [{ a: account id, id: message id }]. */
+async function markRead(refs) {
+  for (const r of (Array.isArray(refs) ? refs : []).slice(0, 50)) { try { const a = findAccount(r.a); await providerOf(a).update(a, r.id, { read: true }); dropFolderCache(a.id); } catch { /* gone or unreachable: nothing to mark */ } }
+}
 /** For the admin health page: can each connected account be reached right now? */
 async function health() {
   return Promise.all(accounts().map(async a => { const t = Date.now(); try { await withTimeout(providerOf(a).unread(a), 8000); return { address: a.address, type: a.type, ok: true, ms: Date.now() - t }; } catch (e) { return { address: a.address, type: a.type, ok: false, error: e.message }; } }));
 }
-module.exports = { health, newest, enabled, outlookOn, handle, callback, secretStatus, recipients, textToHtml };
+module.exports = { markRead, health, newest, enabled, outlookOn, handle, callback, secretStatus, recipients, textToHtml };