Help with this puzzle link

theme/basic.css

@@ -140,3 +140,12 @@ li[draggable] {
 #cacheButton.disabled {
   display: none;
 }
+
+#help {
+  text-decoration: none;
+  color: #fff;
+  background-color: #118;
+  padding: 0.25em;
+  border: 1px solid black;
+  font-size: 120%;
+}

theme/puzzle.html

@@ -25,6 +25,7 @@
       <input type="hidden" name="xAnswer">
       Team ID: <input type="text" name="id"> <br>
       Answer: <input type="text" name="answer" id="answer"> <span id="answer_ok"></span><br>
+      <a id="help" title="Help with this category" target="_blank" class="hidden">🛈</a>
       <input type="submit" value="Submit">
     </form>
     <div id="devel"></div>

theme/puzzle.js

@@ -151,6 +151,12 @@ function submit(e) {
 function loadPuzzle(categoryName, points, puzzleId) {
   let puzzle = document.getElementById("puzzle")
   let base = "content/" + categoryName + "/" + puzzleId + "/"
+  
+  let helpElement = document.querySelector("#help")
+  if (helpElement) {
+    helpElement.classList.remove("hidden")
+    helpElement.href = "https://mattermost.cyfi.training/cyber-fire/channels/puzzle-" + categoryName
+  }
 
   fetch(base + "puzzle.json")
   .then(resp => {