brainstorming.json

{
    "schema": {
        "title": {
            "type": "string",
            "title": "Title"
        },
        "comments": {
            "type": "string",
            "title": "Comments"
        },
        "tags": {
            "type": "string",
            "title": "Tags"
        },
        "files": {
            "type": "array",
            "title": "Files",
            "items": {
                "type": "string"
            }
        }
    },
    "form": [
        {
            "key": "title",
            "fieldHtmlClass": "span5"
        },
        {
            "key": "comments",
            "type": "textarea",
            "fieldHtmlClass": "span5"
        },
        {
            "key": "tags",
            "id": "tags"
        },
        {
            "type": "tabarray",
            "title": "Files",
            "items": [
                {
                    "type": "section",
                    "legend": "{{idx}}.{{value}}",
                    "items": [
                        {
                            "key": "files[]",
                            "type": "file",
                            "htmlClass": "no-indent",
                            "fieldHtmlClass": "span4",
                            "valueInLegend": true
                        }
                    ]
                }
            ]
        },
        {
            "type": "actions",
            "items": [
                {
                    "type": "submit",
                    "title": "Save"
                },
                {
                    "type": "button",
                    "title": "Cancel"
                }
            ]
        }
    ]
}