Show categories in the posts.

_config.yml

@@ -16,8 +16,8 @@ minima:
   skin: dark
   date_format: "%d. %b %Y"
   header_pages:
-  - categories.md
   - about.md
+  - categories.md
   # Generate social links in footer:
   social_links:
     - { platform: github, user_url: "https://github.com/Because789" }

_posts/2023-11-13-test.md

@@ -5,6 +5,18 @@ categories: Test
 # published: false
 ---
 
+<div class="post-categories">
+  {% if post %}
+    {% assign categories = post.categories %}
+  {% else %}
+    {% assign categories = page.categories %}
+  {% endif %}
+  {% for category in categories %}
+  <a href="{{site.baseurl}}/categories/#{{category|slugize}}">{{category}}</a>
+  {% unless forloop.last %}&nbsp;{% endunless %}
+  {% endfor %}
+</div>
+
 # Welcome
 
 **Hello world**, this is my first Jekyll blog post.

_posts/2023-11-13-test1.md

@@ -5,6 +5,18 @@ categories: [Test, Whatever]
 # published: false
 ---
 
+<div class="post-categories">
+  {% if post %}
+    {% assign categories = post.categories %}
+  {% else %}
+    {% assign categories = page.categories %}
+  {% endif %}
+  {% for category in categories %}
+  <a href="{{site.baseurl}}/categories/#{{category|slugize}}">{{category}}</a>
+  {% unless forloop.last %}&nbsp;{% endunless %}
+  {% endfor %}
+</div>
+
 # My second post
 
 **Hello world**, this is my first Jekyll blog post.