Gets a test.guide server instance by name which must be present in the test.guide installations. Existing settings can be discovered and overridden afterwards.

For providing secrets like upload authentication key or proxy settings utilize credentials binding and pass as masked environment variables.

Signatures:
ATX.server(String atxName) : ATXServer
            
ATXServer.getSetting(String settingName) : ATXSetting
            
ATXServer.getSettings() : Map<String, Object>
            
ATXServer.overrideSetting(String settingName, Object settingValue) : void
            
ATXServer.overrideSettings(Map<String, Object> settings) : void
            
Examples:
ATX.server('test.guide')
            
ATX.server atxName: 'test.guide'
            
def server ATX.server atxName: 'test.guide'
server.getSetting('serverURL')
server.getSettings()
server.overrideSetting('uploadToServer', true)
server.overrideSettings([serverURL: 'localhost', useHttpsConnection: true])