feat: add binpack api

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (a0834b5) 29.44% compared to head (afb90d1) 29.44%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #289 +/- ## ======================================= Coverage 29.44% 29.44% ======================================= Files 116 116 Lines 13751 13751 ======================================= Hits 4049 4049 Misses 9312 9312 Partials 390 390 ``` | [Flag](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/289/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/289/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | `29.44% <ø> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf#carryforward-flags-in-the-pull-request-comment) to find out more.

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