API
| url | method | description |
|---|---|---|
| /info | GET | JSON with common info |
| /ts | GET | text with timestamp |
| /ok | GET | JSON with "OK" for quick check |
| /is-auth | GET | 0/1 without request for authorisation |
| /ts | POST | set timestamp |
| /config | GET | get JSON config |
| /config | POST | save JSON config |
| /reset | POST | reset device |
| /update | POST | file to update firmware, no sinature, GIGO |