feat(app): improve servers UI (#30961)

packages/ui/src/v2/components/menu-v2.css

@@ -1,3 +1,8 @@
+/* Above modal dialogs (z-index 50); matches select-v2-content. */
+[data-popper-positioner]:has([data-component="menu-v2-content"]) {
+  z-index: 60;
+}
+
 [data-component="menu-v2-content"] {
   box-sizing: border-box;
   display: flex;
@@ -5,6 +10,8 @@
   align-items: stretch;
   padding: 2px;
   min-width: 160px;
+  z-index: 60;
+  pointer-events: auto;
 
   background: var(--v2-background-bg-layer-01);
   border-radius: 6px;