Revision control
++ {{#authMethods}}
++ {{#isApiKey}}
++ {{#isKeyInQuery}}
++ if (const auto key = apiKey(u"{{name}}"_s); key.has_value()) {
++ if (fullPath.indexOf(u'?') > 0)
++ fullPath.append(u'&');
++ else
++ fullPath.append(u'?');
++ fullPath.append(u"{{{name}}}="_s).append(*key);
++ }
++ {{/isKeyInQuery}}
++ {{/isApiKey}}
++ {{/authMethods}}