someModule.json

{
    "name": "someModule",
    "environment": "webSite",
    "layouts": {
        "layouts.column1": {
            "depends": [
                "yii.jquery"
            ],
            "files": {
                "js": [
                    "js/myModule1.js",
                    "js/myModule2.js"
                ],
                "css": [
                    "js/myModule1.js"
                ]
            }
        }
    }
}