shell bypass 403
module.exports = {
1: 'ls', // WHATWG Living Standard
2: 'rec', // W3C Recommendation
3: 'pr', // W3C Proposed Recommendation
4: 'cr', // W3C Candidate Recommendation
5: 'wd', // W3C Working Draft
6: 'other', // Non-W3C, but reputable
7: 'unoff' // Unofficial, Editor's Draft or W3C "Note"
}