add notification check with instructions on front screen

src/views/HelpNotificationsView.vue

@@ -21,6 +21,7 @@
       </h1>
     </div>
 
+    <!-- eslint-disable prettier/prettier -->
     <div>
       <p>Here are ways to test notifications and get them working.</p>
 
@@ -39,13 +40,13 @@
       </div>
 
       <h2 class="text-xl font-semibold mt-4">
-        If this is not installed as an app...
+        If this app doesn't support notifications...
         <!-- Note that that exact verbiage shows in a message elsewhere. -->
       </h2>
       <div>
         <p>
-          For best results on mobile, install this app on your device (as
-          opposed to using it inside the browser app). In Chrome, it may prompt
+          To be notified of interesting updates, install this app on your device
+          (as opposed to using it inside the browser app). In Chrome, it may prompt
           you, and you can also look for the "Install" command in the browser
           settings; on the the desktop, look for this icon in the address bar:
           <img
@@ -286,6 +287,7 @@
         for ways to contact us.
       </p>
     </div>
+    <!-- eslint-enable -->
   </section>
 </template>
 <script lang="ts">