feat: guide mobile start-day review (Closes #897)

frontend/dashboard.css

@@ -850,6 +850,10 @@ textarea { resize: vertical; min-height: 120px; }
   .mobile-queue-panel { padding:16px; padding-bottom:calc(16px + env(safe-area-inset-bottom)); }
   .mobile-queue-panel header { display:flex; align-items:center; justify-content:space-between; gap:12px; }
   .mobile-queue-panel h2 { margin:0; }
+  .mobile-start-day { display:grid; gap:12px; max-width:100%; overflow-wrap:anywhere; margin-top:12px; padding:14px; border:1px solid #31577f; border-radius:14px; background:linear-gradient(135deg,#173b64,#102641); }
+  .mobile-start-day h3, .mobile-start-day p { margin:0; }
+  .mobile-start-day p + p { margin-top:4px; }
+  .mobile-start-day-action { width:100%; min-height:48px; text-align:center; }
   .mobile-queue-list { display:grid; gap:8px; margin-top:12px; }
   .mobile-queue-list button { display:flex; align-items:center; justify-content:space-between; gap:12px; min-height:56px; width:100%; padding:10px 14px; text-align:left; }
   .mobile-queue-list button > span:first-child { display:grid; gap:2px; }

frontend/dashboard.js

@@ -95,7 +95,18 @@
 
     findWork: () => qs('#find-work').click(),
   });
+  const mobileStartDay = createMobileStartDay({
+    getCounts: () => mobileQueueCounts,
+    openQueue: name => name === 'find' ? qs('#find-work').click() : mobileQueueLauncher.open(name),
+    elements: {
+      summary: qs('#mobile-start-day-summary'),
+      phases: qs('#mobile-start-day-phases'),
+      action: qs('#mobile-start-day-action'),
+    },
+  });
+  mobileStartDay.start();
   function showMobileQueueCompletion(completedName, cleared = true) {
+    mobileStartDay.render();
     const next = mobileQueueLauncher.recommend();
     qs('#mobile-queue-heading').textContent = completedName + (cleared ? ' cleared' : '');
     document.querySelectorAll('[data-mobile-queue]').forEach(row => row.removeAttribute('data-recommended'));
@@ -2639,6 +2650,7 @@
       if (element) element.textContent = count;
     });
     mobileQueueCounts = counts;
+    mobileStartDay.render();
     mobileTaskDock.updateQueues(counts);
     mobileTaskDock.updateWork(mobileWorkEntry.mode());
     mobileTaskDock.updateAttention(countMyWork(activeMyWork).attention);

frontend/index.html

@@ -1223,6 +1223,14 @@
       <button id="review-kept-updates" type="button" hidden>Review kept unread</button>
     </div>
     <p class="small muted">Choose what to work through next.</p>
+    <section class="mobile-start-day" aria-labelledby="mobile-start-day-heading">
+      <div>
+        <h3 id="mobile-start-day-heading">Prepare Today</h3>
+        <p id="mobile-start-day-summary" class="small" aria-live="polite">Reviewing urgent queues…</p>
+        <p id="mobile-start-day-phases" class="small muted">Checking Agenda, Attention, Updates, and Filed</p>
+      </div>
+      <button class="mobile-start-day-action" id="mobile-start-day-action" type="button">Prepare Today</button>
+    </section>
     <div class="mobile-queue-list">
       <button data-mobile-queue="today" type="button"><span><strong>Today</strong><small>Planned work</small></span><span data-mobile-queue-count="today">0</span></button>
       <button data-mobile-queue="agenda" type="button"><span><strong>Agenda</strong><small>Upcoming deadlines</small></span><span data-mobile-queue-count="agenda">0</span></button>
@@ -1322,6 +1330,7 @@
 <script src="static/mobile-task-dock.js"></script>
 <script src="static/mobile-work-entry.js"></script>
 <script src="static/mobile-queue-launcher.js"></script>
+<script src="static/mobile-start-day.js"></script>
 <script src="static/update-triage-session.js"></script>
 <script src="static/update-review-handoff.js"></script>
 <script src="static/update-read-position.js"></script>

frontend/mobile-start-day.js

@@ -0,0 +1,58 @@
+(function (root, factory) {
+  if (typeof module === 'object' && module.exports) module.exports = factory;
+  else root.createMobileStartDay = factory;
+})(typeof self !== 'undefined' ? self : this, function createMobileStartDay(options) {
+  const reviewOrder = [
+    ['agenda', 'Agenda'],
+    ['attention', 'Attention'],
+    ['update', 'Updates'],
+    ['filed', 'Filed'],
+  ];
+
+  function count(value) {
+    return Math.max(0, Number(value) || 0);
+  }
+
+  function briefing() {
+    const counts = options.getCounts ? options.getCounts() : {};
+    const phases = reviewOrder
+      .map(([name, label]) => ({name, label, count: count(counts[name])}))
+      .filter(phase => phase.count > 0);
+    const total = phases.reduce((sum, phase) => sum + phase.count, 0);
+    const today = count(counts.today);
+    const next = phases.length ? phases[0].name : (today ? 'today' : 'find');
+    const nextLabel = phases.length ? 'Review ' + phases[0].label : (today ? 'Continue Today' : 'Find Work');
+    return {
+      total,
+      next,
+      label: nextLabel,
+      summary: total ? total + ' items before Today · ' + today + ' planned' :
+        (today ? 'Review clear · ' + today + ' planned' : 'Review clear · Today is empty'),
+      phases,
+    };
+  }
+
+  function startNext() {
+    const next = briefing().next;
+    options.openQueue(next);
+    return next;
+  }
+
+  function render() {
+    const current = briefing();
+    if (!options.elements) return current;
+    options.elements.summary.textContent = current.summary;
+    options.elements.phases.textContent = current.phases.length ?
+      current.phases.map(phase => phase.label + ' ' + phase.count).join(' · ') :
+      'All urgent queues reviewed';
+    options.elements.action.textContent = current.label;
+    return current;
+  }
+
+  function start() {
+    render();
+    if (options.elements) options.elements.action.addEventListener('click', startNext);
+  }
+
+  return {briefing, render, start, startNext};
+});

frontend/service-worker.js

@@ -1,7 +1,7 @@
 const BASE = new URL('./', self.location.href).pathname;
 importScripts(BASE + 'static/private-data-registry.js');
 importScripts(BASE + 'static/background-issue-sync.js');
-const CACHE = 'stackchain-dashboard-shell-v102';
+const CACHE = 'stackchain-dashboard-shell-v103';
 const OFFLINE_LEASE_URL = new URL(BASE + '__offline-session-lease', self.location.origin).href;
 const OUTAGE_STATUSES = new Set([500, 502, 503, 504]);
 const NAVIGATION_TIMEOUT_MS = self.__STACKCHAIN_NAVIGATION_TIMEOUT_MS || 4000;
@@ -87,6 +87,7 @@ const SHELL = [
   BASE + 'static/mobile-task-dock.js',
   BASE + 'static/mobile-work-entry.js',
   BASE + 'static/mobile-queue-launcher.js',
+  BASE + 'static/mobile-start-day.js',
   BASE + 'static/update-triage-session.js',
   BASE + 'static/update-review-handoff.js',
   BASE + 'static/update-read-position.js',