feat: keep Today work ready offline (#349)

frontend/index.html

@@ -77,6 +77,10 @@
             <label for="delivery-receipts"><input id="delivery-receipts" type="checkbox" /> Notify me when queued work finishes</label>
             <button id="clear-offline-work" type="button">Clear offline work data</button>
             <span class="small" id="offline-work-status" role="status" aria-live="polite"></span>
+            <span class="offline-today-readiness" id="offline-today-readiness" hidden>
+              <span class="small" id="offline-today-status" role="status" aria-live="polite"></span>
+              <button id="retry-offline-today" type="button" hidden>Retry offline items</button>
+            </span>
             <span class="small" id="delivery-receipt-status" role="status" aria-live="polite"></span>
             <div class="install-app-card" id="install-app-card" hidden>
               <p><strong>Install Stackchain</strong><br><span class="small">Keep mobile work one tap away and launch the saved app shell during an outage.</span></p>
@@ -530,6 +534,7 @@
 <script src="static/issue-outbox.js"></script>
 <script src="static/authored-outbox.js"></script>
 <script src="static/offline-work.js"></script>
+<script src="static/offline-today.js"></script>
 <script src="static/my-work.js"></script>
 <script src="static/today-work.js"></script>
 <script src="static/update-ownership.js"></script>