improve(ui): friendly size for slash commands modal

src/main/frontend/components/editor.css

@@ -40,6 +40,12 @@
   &.is-overflow-vh-y {
     transform: translateY(calc(-100% - 2rem));
   }
+
+  &[data-modal-name="commands"] {
+    width: 380px !important;
+    max-width: 90vw !important;
+    max-height: 520px !important;
+  }
 }
 
 .is-mobile {