Mh/bore and ts declaration

[Hotell]

Please check if the PR fulfills these requirements

• The commit message follows our guidelines: https://github.com/wc-catalogue/blaze-elements/blob/master/docs/CONTRIBUTING.md#commit
• There are no linting errors and code is properly formatted (your run before push yarn ts:format && yarn ts:lint:fix)
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

What kind of change does this PR introduce? (check one with "x")

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[x] Refactoring (no functional changes, no api changes)
[x] Build related changes
[ ] CI related changes
[ ] Other... Please describe:

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

[ ] Yes
[x] No