application.js

module.exports = function(lineman){
    var app = lineman.config.application;
    return {
        config: {

            appendTasks: {
                common: app.appendTasks.common.concat("attention:s3")
            },

            loadNpmTasks: app.loadNpmTasks.concat("grunt-attention")

            attention: {
                s3: {
                    options: {
                        message: 'Files have been pushed to S3.',
                        border: 'double',
                        borderColor: 'bgGreen'
                    }
                }
            }
        }
    }
};