id,page,ref,title,content,breadcrumbs,references changelog:new-plugin-hook-extra-template-vars,changelog,new-plugin-hook-extra-template-vars,New plugin hook: extra_template_vars,"The extra_template_vars(template, database, table, columns, view_name, request, datasette) plugin hook allows plugins to inject their own additional variables into the Datasette template context. This can be used in conjunction with custom templates to customize the Datasette interface. datasette-auth-github uses this hook to add custom HTML to the new top navigation bar (which is designed to be modified by plugins, see #540 ).","[""Changelog"", ""0.29 (2019-07-07)""]","[{""href"": ""https://github.com/simonw/datasette-auth-github"", ""label"": ""datasette-auth-github""}, {""href"": ""https://github.com/simonw/datasette/issues/540"", ""label"": ""#540""}]"