feat: batch-plan Search results into Week Ahead (Closes #1196)

frontend/index.html

@@ -738,6 +738,7 @@
     <span id="search-selection-status" class="small" aria-live="polite">No issues selected.</span>
     <button id="cancel-search-selection" type="button">Cancel</button>
     <button id="defer-selected-search-results" type="button" disabled>Defer</button>
+    <button id="week-selected-search-results" type="button" disabled>Plan Week Ahead</button>
     <button id="plan-selected-search-results" type="button" disabled>Plan release</button>
     <button id="queue-selected-search-results" type="button" disabled>Assign &amp; add to Today</button>
   </div>
@@ -751,6 +752,16 @@
       <button id="confirm-search-batch-estimates" type="button">Confirm &amp; assign</button>
     </div>
   </section>
+  <section class="search-week-batch-review" id="search-week-batch-review" role="dialog" aria-modal="true"
+    aria-labelledby="search-week-batch-heading" hidden>
+    <div><strong id="search-week-batch-heading">Plan selected issues into Week Ahead</strong>
+      <span class="small" id="search-week-batch-summary" aria-live="polite"></span></div>
+    <div id="search-week-batch-list"></div>
+    <div class="search-week-batch-actions">
+      <button id="cancel-search-week-batch" type="button">Back</button>
+      <button id="confirm-search-week-batch" type="button">Assign &amp; plan</button>
+    </div>
+  </section>
   <section class="search-release-review" id="search-release-review"
     aria-labelledby="search-release-heading" hidden>
     <div><strong id="search-release-heading">Plan selected issues into a release</strong>