Add NFE filtering to the UI

web/index.html

@@ -208,6 +208,10 @@
           <input form="filterControl" type="checkbox" name="allowNoStartForms" hidden />
           <span class="toggle-label | pill-shape highlight-border">Non-Start Forms</span>
         </label>
+        <label class="center">
+          <input form="filterControl" type="checkbox" name="allowNFE" hidden checked />
+          <span class="toggle-label | pill-shape highlight-border">Include NFE</span>
+        </label>
       </div>
       <hr />
       <div class="emphasis center">Sort Function</div>

web/main.js

@@ -554,6 +554,9 @@ const model = {
       if (!filterElements.allowNoStartForms.checked && pkmn.traits.includes("nostart")) {
         continue;
       }
+      if (!filterElements.allowNFE.checked && pkmn.traits.includes("nfe")) {
+        continue;
+      }
       if (!filterElements.allowRepeatDexNum.checked) {
         if (dexNums.has(pkmn.num)) {
           continue;