fix display of markdown generated code snippet in notification body

Author: haschek

src/components/Notification/Notification.stories.tsx

@@ -1,9 +1,9 @@
 import React from "react";
-import { LoremIpsum } from "react-lorem-ipsum";
+import { LoremIpsum, loremIpsum } from "react-lorem-ipsum";
 import { Meta, StoryFn } from "@storybook/react";
 
 import { helpersArgTypes } from "../../../.storybook/helpers";
-import { Button, HtmlContentBlock, Notification, Spacing } from "../../../index";
+import { Button, HtmlContentBlock, Markdown, Notification, Spacing } from "../../../index";
 
 export default {
     title: "Components/Notification",
@@ -33,12 +33,26 @@ ExampleWithMessage.args = {
 export const ExampleWithChildren = TemplateFull.bind({});
 ExampleWithChildren.args = {
     children: (
-        <HtmlContentBlock>
-            <LoremIpsum p={1} avgSentencesPerParagraph={1} random={false} />
-            <LoremIpsum p={1} avgSentencesPerParagraph={4} random={false} />
-        </HtmlContentBlock>
+        <>
+            <HtmlContentBlock>
+                <LoremIpsum p={1} avgSentencesPerParagraph={1} random={false} />
+                <LoremIpsum p={1} avgSentencesPerParagraph={4} random={false} />
+            </HtmlContentBlock>
+            <br />
+            <Markdown
+                htmlContentBlockProps={{
+                    style: {
+                        maxHeight: "25vh",
+                        overflow: "auto",
+                    },
+                }}
+            >
+                {"```\n" + loremIpsum({ random: false }) + "\n```"}
+            </Markdown>
+        </>
     ),
     onDismiss: false, // workaround for undefined function in Storybook
+    actions: [<></>],
 };
 
 export const ExampleNeutralMessage = TemplateFull.bind({});

src/components/Notification/notification.scss

@@ -3,6 +3,10 @@
 @use "sass:math";
 @import "~@blueprintjs/core/src/components/toast/toast";
 
+.#{$ns}-toast-message {
+    min-width: 0;
+}
+
 .#{$eccgui}-notification {
     width: 100%;
     min-width: math.div(4, 16) * 100vw;
@@ -69,13 +73,14 @@
     display: flex;
     align-items: baseline;
     justify-content: space-between;
-    margin: -10px; // TODO: use blueprint var ofr toast padding here
+    margin: -0.5 * $toast-margin;
 }
 
 .#{$eccgui}-notification__messagebody {
     flex-grow: 1;
     flex-shrink: 1;
-    padding: 10px; // TODO: use blueprint var ofr toast padding here
+    min-width: 0;
+    padding: 0.5 * $toast-margin;
 }
 
 .#{$eccgui}-notification__actions {