Cmd-M on ephemeral blocks adds to layout, fix iconbutton tooltips

Author: sawka

frontend/app/element/iconbutton.scss

@@ -9,6 +9,10 @@
     font: inherit;
     outline: inherit;
 
+    & > * {
+        pointer-events: none;
+    }
+
     &.bulb {
         color: var(--bulb-color);
         opacity: 1;

frontend/app/store/keymodel.ts

@@ -549,7 +549,12 @@ function registerGlobalKeys() {
         const layoutModel = getLayoutModelForStaticTab();
         const focusedNode = globalStore.get(layoutModel.focusedNode);
         if (focusedNode != null) {
-            layoutModel.magnifyNodeToggle(focusedNode.id);
+            const ephemeralNode = globalStore.get(layoutModel.ephemeralNode);
+            if (ephemeralNode?.id === focusedNode.id) {
+                layoutModel.addEphemeralNodeToLayout();
+            } else {
+                layoutModel.magnifyNodeToggle(focusedNode.id);
+            }
         }
         return true;
     });