Field Codes as a domain model

[byteSamurai]

At the moment, field codes take parameters only as a list of strings. Though this approach is quite flexible, it would be nice to provide a typed-based abstraction of the different field codes.

The complete list is available here: https://support.microsoft.com/en-us/office/list-of-field-codes-in-word-1ad6d91a-55a7-4a8d-b535-cf7888659a51

The current WordFieldType enum needs to be refactored so that each value of the Enum becomes a class, which encapsulates possible instructions and switches of a field code. As an example, an ASK field code class might look like this:

[byteSamurai]

@PrzemyslawKlys If this issue is still open while the next Hacktoberfest, count me in 😄

[PrzemyslawKlys]

I think you can already start preparing 😂🤣