Create a simplistic data structure for storing information from ILCD process dataset

[okworx]

It should contain the following information:

Metadata:

• [ ] name (string)
• [ ] reference year (number)
• [ ] valid until year (number)
• [ ] geographical representativity (location code, string)
• [ ] reference product(s)
  • [ ] name (string)
  • [ ] amount (number)
  • [ ] unit (string)

Inventory

• [ ] for each flow:

  • [ ] name (string)
  • [ ] UUID (string)
  • [ ] compartment (string)
  • [ ] direction (string)
  • [ ] amount (double)
  • [ ] unit (string)

• [ ] double check against Brightway internal schema whether something needs to be added to the above list

[cmutel]

Issue closed during cleanup for Brightcon 2023