fix & doc: don't show number of projects until loaded; refactor task list

src/views/DiscoverView.vue

@@ -41,7 +41,7 @@
             Nearby
             <span
               class="font-semibold text-sm bg-slate-200 px-1.5 py-0.5 rounded-md"
-              >{{ localCount }}</span
+              >{{ localCount > -1 ? localCount : "?" }}</span
             >
           </a>
         </li>
@@ -59,7 +59,7 @@
             Anywhere
             <span
               class="font-semibold text-sm bg-slate-200 px-1.5 py-0.5 rounded-md"
-              >{{ remoteCount }}</span
+              >{{ remoteCount > -1 ? remoteCount : "?" }}</span
             >
           </a>
         </li>
@@ -158,8 +158,8 @@ export default class DiscoverView extends Vue {
   projects: ProjectData[] = [];
   isLocalActive = true;
   isRemoteActive = false;
-  localCount = 0;
-  remoteCount = 0;
+  localCount = -1;
+  remoteCount = -1;
   searchBox: { name: string; bbox: BoundingBox } | null = null;
   isLoading = false;