use .Lastmod instead of .Date on posts

CHANGELOG.md

@@ -1,2 +1,4 @@
 - ENHANCEMENT
-  - add template for Json Feeds
+  - slightly change the date formate displayed on posts
+  - use `.Lastmod` instead of `.Date` on posts
+    the date on updated posts will be prefixed with `Updated on` string

exampleSite/config.yml

@@ -4,6 +4,7 @@ title: Geekblog
 theme: hugo-geekblog
 pygmentsUseClasses: true
 pygmentsCodeFences: true
+enableGitInfo: true
 
 paginate: 5
 

exampleSite/content/posts/how-to-use.md

@@ -48,6 +48,7 @@ theme = "hugo-geekblog"
 # Required to get well formatted code blocks
 pygmentsUseClasses = true
 pygmentsCodeFences = true
+enableGitInfo = true
 
 disablePathToLower = true
 enableGitInfo = true
@@ -148,6 +149,7 @@ theme: hugo-geekblog
 # Required to get well formatted code blocks
 pygmentsUseClasses: true
 pygmentsCodeFences: true
+enableGitInfo: true
 
 disablePathToLower: true
 enableGitInfo: true

layouts/_default/list.html

@@ -24,8 +24,11 @@
             <span class="no-wrap">
                 <svg class="icon date"><use xlink:href="#date"></use></svg>
                 <span class="gblog-post__tag">
-                    <time datetime="{{ .Date.Format "2006-01-02T15:04:05Z07:00" | safeHTML }}">
+                    <time datetime="{{ .Lastmod.Format "2006-01-02T15:04:05Z07:00" | safeHTML }}">
-                        {{ .Date.Day }} {{ .Date.Month }} {{ .Date.Year }}
+                        {{ if ne .Lastmod .Date }}
+                            Updated on
+                        {{ end }}
+                        {{ .Lastmod.Format "Jan 2, 2006" }}
                     </time>
                 </span>
             </span>