I added Sentiment and Macroeconomic indicators to the dataset to give the agent a better context during training. I also added data points such as volume and data repetitive loop, converted into which works better with machine learning algorithms. These fields are leveraged primarily by the code at https://github.com/mikazlopes/training-farm.
You will need to get your own API keys from AlphaVantage and EOD Historical to be able to pull the data.