{%- set charset = charset|default('utf-8') -%} {%- set robots = robots|default('index,follow') -%} {%- set cache_control = cache_control|default("max-age=31536000") -%} {%- set exclude = ['viewport','favicon','og','twitter'] -%} {%- set initial_scale = initial_scale|default("1.0") -%} {%- set minimum_scale = minimum_scale|default("1.0") -%} {%- set maximum_scale = maximum_scale|default("1.0") %}