OTA

For new device make a file with device_code_name.json The JSON file with the following structure:

{
  "response": [
    {
      "datetime": 1230764400,
      "filename": "ota-package.zip",
      "id": "5eb63bbbe01eeed093cb22bb8f5acdc3",
      "romtype": "nightly",
      "size": 314572800,
      "url": "https://example.com/ota-package.zip",
      "version": "15.1"
    }
  ]
}

The datetime attribute is the build date expressed as UNIX timestamp.
The filename attribute is the name of the file to be downloaded.
The id attribute is a string that uniquely identifies the update.
The romtype attribute is the string to be compared with the ro.lineage.releasetype property.
The size attribute is the size of the update expressed in bytes.
The url attribute is the URL of the file to be downloaded.
The version attribute is the string to be compared with the ro.lineage.build.version property.