Add Github style blockquote alerts support

assets/_defaults.scss

@@ -27,6 +27,11 @@ $hint-colors: (
   success: #3bad3b,
   warning: #f59e42,
   danger: #d84747,
+
+  note: #64748b,
+  tip: #3bad3b,
+  important: #4486dd,
+  caution: #d84747
 ) !default;
 
 // Themes

exampleSite/content.en/docs/shortcodes/hints.md

@@ -8,6 +8,12 @@ Hint shortcode can be used as a hint/alert/notification block.
 Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
 stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
 {{%/* /hint */%}}
+
+> [!NOTE|TIP|IMPORTANT|WARNING|CAUTION]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
+
 ```
 
 ## Example
@@ -41,3 +47,30 @@ stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
 Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
 stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
 {{% /hint %}}
+
+## Support for markdown alerts
+
+> [!NOTE]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
+
+> [!TIP]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
+
+> [!IMPORTANT]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
+
+> [!WARNING]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa
+
+> [!CAUTION]
+> **Markdown content**  
+> Lorem markdownum insigne. Olympo signis Delphis! Retexi Nereius nova develat
+> stringit, frustra Saturnius uteroque inter! Oculis non ritibus Telethusa

layouts/_default/_markup/render-blockquote.html

@@ -0,0 +1,9 @@
+{{- $attributes := .Attributes }}
+{{- $class := printf "book-hint %s" ($.AlertType | lower) }}
+{{- if isset $attributes "class" }}
+  {{ $class = printf "%s %s" $class (index $attributes "class") }}
+{{ end -}}
+{{- $attributes = merge $attributes (dict "class" $class) }}
+<blockquote {{ range $key, $value := $attributes }}{{printf "%s='%s'" $key $value | safeHTMLAttr}}{{ end }}>
+  {{ .Text }}
+</blockquote>