curl -X GET "https://stocks-dev.up.railway.app/api/v1/commodities?commodity_type=energy" \
  -H "X-API-Key: your_api_key"

const response = await fetch('/api/v1/commodities?commodity_type=energy', {
  headers: {
    'X-API-Key': 'your_api_key'
  }
});
const data = await response.json();

import requests

response = requests.get(
    'https://stocks-dev.up.railway.app/api/v1/commodities',
    params={'commodity_type': 'energy'},
    headers={'X-API-Key': 'your_api_key'}
)
data = response.json()

{
  "commodities": [
    {
      "symbol": "CL=F",
      "name": "Crude Oil WTI",
      "price": 78.45,
      "change": 1.23,
      "changesPercentage": 1.59,
      "unit": "per barrel",
      "category": "energy",
      "lastUpdated": "2024-01-19T15:30:00Z"
    },
    {
      "symbol": "BZ=F",
      "name": "Brent Crude Oil",
      "price": 82.67,
      "change": 0.89,
      "changesPercentage": 1.09,
      "unit": "per barrel",
      "category": "energy",
      "lastUpdated": "2024-01-19T15:30:00Z"
    },
    {
      "symbol": "NG=F",
      "name": "Natural Gas",
      "price": 2.845,
      "change": -0.125,
      "changesPercentage": -4.21,
      "unit": "per MMBtu",
      "category": "energy",
      "lastUpdated": "2024-01-19T15:30:00Z"
    }
  ],
  "timestamp": "2024-01-19T15:30:00Z"
}