restore notifications page, fix z-index issues

src/App.vue

@@ -9,7 +9,7 @@
     />
     <MobileNav v-if="layoutType === 'mobile'" />
     <DesktopNav v-else />
-    <notifications v-if="currentUser" />
+    <Notifications v-if="currentUser" />
     <div
       id="content"
       class="app-layout container"

src/boot/routes.js

@@ -62,7 +62,7 @@ export default (store) => {
     { name: 'password-reset', path: '/password-reset', component: PasswordReset, props: true },
     { name: 'registration-token', path: '/registration/:token', component: Registration },
     { name: 'friend-requests', path: '/friend-requests', component: FollowRequests, beforeEnter: validateAuthenticatedRoute },
-    { name: 'notifications', path: '/:username/notifications', component: Notifications, beforeEnter: validateAuthenticatedRoute },
+    { name: 'notifications', path: '/:username/notifications', component: Notifications, props: () => ({ disableTeleport: true }), beforeEnter: validateAuthenticatedRoute },
     { name: 'login', path: '/login', component: AuthForm },
     { name: 'shout-panel', path: '/shout-panel', component: ShoutPanel, props: () => ({ floating: false }) },
     { name: 'oauth-callback', path: '/oauth-callback', component: OAuthCallback, props: (route) => ({ code: route.query.code }) },

src/components/notifications/notifications.js

@@ -27,7 +27,9 @@ const Notifications = {
     // meant for "Interactions" timeline
     minimalMode: Boolean,
     // Custom filter mode, an array of strings, possible values 'mention', 'repeat', 'like', 'follow', used to override global filter for use in "Interactions" timeline
-    filterMode: Array
+    filterMode: Array,
+    // Disable teleporting (i.e. for /users/user/notifications)
+    disableTeleport: Boolean
   },
   data () {
     return {

src/components/notifications/notifications.vue

@@ -1,5 +1,5 @@
 <template>
-  <teleport :disabled="minimalMode" :to="teleportTarget">
+  <teleport :disabled="minimalMode || disableTeleport" :to="teleportTarget">
     <div
       :class="{ minimal: minimalMode }"
       class="Notifications"

src/components/timeline/timeline.scss

@@ -11,7 +11,7 @@
 
   .conversation-heading {
     top: calc(var(--__panel-heading-height) * var(--currentPanelStack, 2));
-    z-index: 1;
+    z-index: 2;
   }
 
   &.-nonpanel {