chore: Setup new directory structure

[jawoznia]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 80.21638% with 256 lines in your changes missing coverage. Please review.

Project coverage is 82.37%. Comparing base (059bf84) to head (b5baddd).

Files	Patch %	Lines
sylvia-derive/src/entry_points.rs	0.00%	102 Missing ⚠️
sylvia-derive/src/parser/interface.rs	0.00%	102 Missing ⚠️
sylvia-derive/src/interface.rs	78.43%	22 Missing ⚠️
sylvia-derive/src/interface/mt.rs	92.56%	11 Missing ⚠️
...ia-derive/src/contract/communication/struct_msg.rs	89.01%	10 Missing ⚠️
sylvia-derive/src/types/msg_field.rs	93.61%	3 Missing ⚠️
sylvia-derive/src/types/msg_variant.rs	97.82%	3 Missing ⚠️
...a-derive/src/contract/communication/wrapper_msg.rs	98.41%	2 Missing ⚠️
sylvia-derive/src/contract.rs	98.64%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #411      +/-   ##
==========================================
- Coverage   85.05%   82.37%   -2.69%     
==========================================
  Files          42       53      +11     
  Lines        2924     3126     +202     
==========================================
+ Hits         2487     2575      +88     
- Misses        437      551     +114     

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[kulikthebird]

That's a good change, definitely a step in the right direction. I like the separation between the three types of macros that Sylvia defines. Let's consider this a first step and look to add further distinctions between the new modules, especially the parsers.