add support for draft blog posts

README.md

@@ -8,6 +8,34 @@ you have Hugo installed, clone the repo, and run:
 $ hugo server
 ```
 
+## HOWTO: Publish a draft blog post
+
+Add the following two lines in the Frontmatter markup at the beginning of the
+post:
+
+```
+sitemap:
+  disable: true
+```
+
+It'll hide the post from the [/blog/](https://ivelum.com/blog/) page and from
+[sitemap.xml](https://ivelum.com/sitemap.xml), however you'll be able to preview it using the direct link. When
+you're ready to publish the post, simply remove these lines.
+
+Full example of the Frontmatter markup that marks a post as draft:
+
+```
+---
+title: My new shiny post title (WIP)
+description: Post description for SEO and sharing
+date: 2024-12-08T12:00:00+0200
+sitemap:
+  disable: true
+---
+
+In this episode, we'll talk about ...
+```
+
 ## License
 
 [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/)

layouts/blog/blog.html

@@ -1,4 +1,4 @@
-{{- range .Pages.ByDate.Reverse }}
+{{- range where .Pages.ByDate.Reverse "Params.sitemap.disable" "ne" true }}
   <h2><a href="{{ .RelPermalink }}">{{ .Title }}</a></h2>
   <time datetime="{{ .Date | time.Format "2006-01-02" }}">
     {{ .Date | time.Format ":date_medium" }}