Import pull request data from GitHub and store it

[josepferrer]

Import data from GitHub and store it.

• Store the ID, status, and all the JSON coming from GitHub in a parket file
• The system will be able to start at the last pull request created
• The system will be able to update pull requests that are not finished yet
• The GitHub token will be read from a variable environment
• The system will manage not to accept duplicate ID
• Will publish every creation update to a bus like CQRS / DDD style
• Follow clean architecture
• The system will have proper error management for

1. GitHub token invalid
2. no access
3. no internet
4. unable to write a file, permissions, space etc ...