added types folder

to verify structure and code quality in reference to #6002

• [ ] Bugfix
• [ ] Feature
• [x] Code style update
• [x] Refactor
• [ ] Build-related changes
• [ ] Other, please describe:

Does this PR introduce a breaking change? (check one)

• [ ] Yes

• [x] No

• [x] It's submitted to the dev branch, not the main branch

@tobiu can you review just this one to see an initial example of what we're working since its late im my timzezone and i can start working from tommorow