Added: Flag menu chevron

ts/routes/reviewer/reviewer-bottom/More.svelte

@@ -183,6 +183,7 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
             <MoreSubmenu bind:showFloating={showFlags}>
                 <MoreItem
                     slot="button"
+                    submenu
                     on:click={() => {
                         showFlags = !showFlags;
                     }}

ts/routes/reviewer/reviewer-bottom/MoreItem.svelte

@@ -4,11 +4,15 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 -->
 <script lang="ts">
     export let shortcut: string = "";
+    export let submenu: boolean = false;
 </script>
 
 <div class="row" on:click on:keydown role="button" tabindex="0">
     <slot />
     <span>{shortcut}</span>
+    {#if submenu}
+        <span class="chevron">{"▸"}</span>
+    {/if}
 </div>
 
 <style lang="scss">
@@ -30,4 +34,11 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
             min-width: 6em;
         }
     }
+
+    .chevron {
+        text-align: right;
+        padding-right: 0.5em;
+        opacity: 50%;
+        transform: translateY(-1px);
+    }
 </style>