feat: apply repository templates during mobile issue filing

Closes #845

frontend/index.html

@@ -797,6 +797,12 @@
       </div>
       <button class="create-issue-repository-more" id="load-more-issue-repositories" type="button" hidden>Load more repositories</button>
       <div id="create-issue-repository-status" class="small" aria-live="polite"></div>
+      <label id="create-issue-template-field" for="create-issue-template" hidden>Issue type
+        <select id="create-issue-template" aria-describedby="create-issue-template-status">
+          <option value="">Blank issue</option>
+        </select>
+        <span id="create-issue-template-status" class="small" aria-live="polite">Blank issue selected.</span>
+      </label>
       <label class="create-issue-owner" for="create-issue-assignee">Owner
         <select id="create-issue-assignee" aria-describedby="create-issue-assignee-status">
           <option value="">Me</option>
@@ -876,6 +882,7 @@
     <dl class="issue-filing-review-summary">
       <div><dt>Repository</dt><dd id="issue-filing-review-repository"></dd></div>
       <div><dt>Action</dt><dd id="issue-filing-review-intent"></dd></div>
+      <div><dt>Issue type</dt><dd id="issue-filing-review-template"></dd></div>
       <div><dt>Title</dt><dd id="issue-filing-review-title"></dd></div>
       <div><dt>Note</dt><dd id="issue-filing-review-body"></dd></div>
       <div><dt>Planning</dt><dd id="issue-filing-review-metadata"></dd></div>