Mobile and help improvements

Former-commit-id: b17f1ebb3f8b9ad396260f209d9d573371e2bf69 [formerly 7ff584e34ab7fbd6806c7fcfaeb98ea2d5932851] [formerly f9ee613a0e003945cde25998ca91313a1780ffeb [formerly 2104b8b8979baac15ccf9584f5f99d4af4385577]]
Former-commit-id: 6e2bbe716f9ef26abfa441c80052bd236fc870f6 [formerly 3bc10da20f94145cbffbd9864f6b753663466370]
Former-commit-id: 0dcfdd7a546a070f71b754f313464ac9d8d6b024

_assets/src/components/Sidebar.vue

@@ -36,7 +36,7 @@
       </button>
     </div>
 
-    <p class="credits">Served with <a rel="noopener noreferrer" href="https://github.com/hacdias/caddy-filemanager">File Manager</a>.</p>
+    <p class="credits">Served with <a rel="noopener noreferrer" href="https://github.com/hacdias/caddy-filemanager">File Manager</a>.<br><a @click="help">Help</a></p>
   </nav>
 </template>
 
@@ -59,6 +59,9 @@ export default {
     }
   },
   methods: {
+    help: function () {
+      this.$store.commit('showPrompt', 'help')
+    },
     logout: auth.logout
   }
 }