Remove 'tags' taxonomy

config.yml

@@ -8,6 +8,12 @@ theme: [hugo-blog-awesome, matomo]
 enableEmoji: true
 ignoreErrors: ["additional-script-loading-error"] # ignore error of loading additional scripts.
 
+# Explicitly define 'categories' taxonomy, thereby removing
+# automatically-created 'tags' taxonomy. Ref
+# https://gohugo.io/content-management/taxonomies/#example-removing-default-taxonomies
+taxonomies:
+  category: categories
+
 menu:
   main:
     - name: About