Update about page with info about contribution, remove submit form from menu

src/Service/MainMenuGenerator.php

@@ -31,11 +31,6 @@ final class MainMenuGenerator
                 'url' => $this->urlGenerator->generate(name: AppRoutes::ABOUT),
                 'external' => false,
             ],
-            [
-                'name' => 'Submit data',
-                'url' => $this->urlGenerator->generate(name: AppRoutes::SUBMIT_JSON),
-                'external' => false,
-            ],
             [
                 'name' => 'Back to Nexus Clash',
                 'url' => 'https://www.nexusclash.com/',

templates/about/index.html.twig

@@ -29,6 +29,11 @@
             Feel free to drop a message in one of these places.
         </p>
     </section>
+    <section>
+        <h1>Contributing data</h1>
+        <p>This webpage is still just an early prototype and there is no official, user-friendly way to submit data.</p>
+        <p>If you really want to use the same experimental procedure that I used, please contact me for details.</p>
+    </section>
     <section>
         <h1>Open source</h1>
         <p>
@@ -42,4 +47,11 @@
             <li><a href="https://git.launchpad.net/nexus-archive" rel="external">Launchpad mirror</a></li>
         </ul>
     </section>
+    <section>
+        <h1>Bugs and patches</h1>
+        <p>
+            If you want to report a bug or submit a code patch, I would prefer if you used one of the above-mentioned
+            code hosting portals, but you can also open a forum thread or send me a private message.
+        </p>
+    </section>
 {% endblock %}