Feat
- **checker**: added support for restricted imports (69)
- **restricted-imports**: added restricted import visitor and utility functions (68)
Fix
- **rules-checker**: fix typing in restricted identifiers (72)
- **file-utils**: return none if file does not exist (71)
- add parsing for import restrictions (67)
Refactor
- **rules-checker**: remove extraneous code to make more efficient (74)
- **rules-checker**: refactoring to minimize the number of calls (73)
- **file-utils**: move file util functions to own module (70)
- update parsing tests and plugin (66)
- **import-rules**: update custom import rules to use closure (65)
- cleaned up functions and improved method names (64)