Add categories to readme-vars.yml

Author: quietsy

readme-vars.yml

@@ -6,6 +6,7 @@ project_url: "http://www.webgrabplus.com"
 project_logo: "http://www.webgrabplus.com/sites/default/themes/WgTheme/images/slideshows/EPG_fading.jpg"
 project_blurb: "[{{ project_name|capitalize }}]({{ project_url }}) is a multi-site incremental xmltv epg grabber. It collects tv-program guide data from selected tvguide sites for your favourite channels."
 project_lsio_github_repo_url: "https://github.com/linuxserver/docker-{{ project_name }}"
+project_categories: "Media Tools"
 # supported architectures
 available_architectures:
   - {arch: "{{ arch_x86_64 }}", tag: "amd64-latest"}