Change license, add Makefile, add image caching control

1 files changed, 9 insertions, 5 deletions

diff --git a/source/_includes/image.html b/source/_includes/image.html
index 5b4f35f..df13976 100644
--- a/source/_includes/image.html
+++ b/source/_includes/image.html
@@ -2,6 +2,8 @@
 {% assign name   = name_dot_format | first %}
 {% assign format = name_dot_format | last  %}
 
+{% assign version = include.version | default: "1" %}
+
 {% comment %} Let 'suffix' = last 4 chars of 'name', 'prefix' = the rest {% endcomment %}
 {% assign  suffix = name | slice: -4, 4 %}
 {% assign rname   = name | split: "" | reverse | join: "" %}
@@ -27,14 +29,16 @@
  {% assign add_style = 'style="' | append: set_style | append: '"' %}
 {% endif %}
 <p>
-<a href="{{ name_full }}.{{ format }}">
+<a href="{{ name_full }}.{{ format }}?v={{ version }}">
  <picture>
-  <source srcset="{{ name_half }}.avif" type="image/avif">
+  <source srcset="{{ name_half }}.avif?v={{ version }}" type="image/avif">
   {% if name_full == name_half %}
-   <img src="{{ name_half }}.{{ format }}" {{ add_class }} {{ add_style }} alt="{{ include.alt }}" title="{{ include.alt }}">
+  <img src="{{ name_half }}.{{ format }}?v={{ version }}" {{ add_class }} {{ add_style }}
+       alt="{{ include.alt }}" title="{{ include.alt }}">
   {% else %}
-   <source srcset="{{ name_half }}.webp" type="image/webp">
-   <img src="{{ name_half }}.jpg" {{ add_class }} {{ add_style }} alt="{{ include.alt }}" title="{{ include.alt }}">
+  <source srcset="{{ name_half }}.webp?v={{ version }}" type="image/webp">
+   <img src="{{ name_half }}.jpg?v={{ version }}" {{ add_class }} {{ add_style }}
+        alt="{{ include.alt }}" title="{{ include.alt }}">
   {% endif %}
  </picture>
 </a>