source-tree-item-menu.json

{
    "contributions": [
        {
            "id": "source-tree-item-menu",
            "type": "ms.vss-web.action",
            "targets": [
                "ms.vss-code-web.source-tree-item-menu"
            ],
            "properties": {
                "text": "Custom source tree item action",
                "uri": "dist/source-tree-item-menu/source-tree-item-menu.html",
                "icon": "static/asterisk-small.png",
                "registeredObjectId": "source-tree-item-menu"
            }
        }
    ]   
}