Each strategy should return:

{
  position: 'buy' | 'sell' | 'hold',
  indicators: [], // Array for visualization
  analysis: 'Description of analysis'
}

Available data structure:

data[0] = {
  date: "2024-02-26",
  open: 24.33,
  high: 25.02,
  low: 24.16,
  close: 24.84,
  volume: 59667328
}