V2

[btzr-io]

PR Checklist

Please check all that apply to this PR using "x":

• [x] I have checked that this PR is not a duplicate of an existing PR (open, closed or merged)
• [ ] I have checked that this PR does not introduce a breaking change
• [ ] This PR introduces breaking changes and I have provided a detailed explanation below

PR Type

What kind of change does this PR introduce?

• [x] Bugfix
• [x] Feature
• [x] Code style update (formatting)
• [x] Refactoring (no functional changes)
• [x] Documentation changes
• [ ] Other - Please describe:

Lots of changes and optimizations.