Fix parsing errors & add mint.json

[hahnbeelee]

Summary

as title says...

TO-DO

@jmoralez

• Similar to what was done for statsforecast and mlforecast can we get the submodule setup?
• Automatic_Hyperparameter_Tuning still has a parsing error caused by these curly brackets {
  

Do you know how we can either escape them (like the above picture)? Or can we remove them?

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