## CO₂ intensity forecast
tariff: co2
forecast: # hourly CO₂ intensity forecast (g/kWh)
  source: js
  script: |
    var rates = [];
    var now = new Date();
    for (var i = 0; i < 48; i++) {
      var start = new Date(now.getTime() + i * 3600000);
      rates.push({
        start: start.toISOString(),
        end: new Date(start.getTime() + 3600000).toISOString(),
        value: 350 // g/kWh
      });
    }
    JSON.stringify(rates);

## HTTP example (uncomment to use)

#forecast: # hourly CO₂ intensity forecast (g/kWh)
#  source: http
#  uri: https://example.com/api/co2
#  jq: |
#    map({
#      "start": .start,
#      "end": .end,
#      "value": .co2_intensity
#    }) | tostring