Select the types of activity you want to include in your feed.
1--- 2--- 3callback( 4 [ 5 {%- for category in site.categories %} 6 { 7 "name": {{ category | first | jsonify }}, 8 "value": {{ category | first | jsonify }} 9 }{%- unless forloop.last -%}, {%- endunless -%} 10 {%- endfor %} 11 ] 12)