add PublishDate PARAM to CONFIG

config.toml

@@ -14,6 +14,13 @@ keyword = "keywords"
 sandpointsHome = "journal/jgdr.md"
 description = "Journal for Game Design Research description..."
 sandpointsMentionedIn = ["contributor", "article" ]
+## ADDED 17/8/23
+[frontmatter]
+  date = ['date', 'publishDate', 'lastmod']
+  publishDate = ['publishDate'] # add 'date' to return date if no publishdate declared
+  #lastmod = [':git', 'lastmod', 'date', 'publishDate']
+  #expiryDate = ['expiryDate']
+
 
 ## sandpointsGiteaUrl is used in layouts/partials/header.html to generate links in admin ui bar
 sandpointsGiteaUrl = "https://git.sandpoints.org/we/jgdr"