feat: calcuate sd_hash in kb JWT

[lukasjhan]

sd_hash is a base64url hash digest of the presented SD-JWT. So we can calculate that value in our logic.

It closes #108

[codecov]

Codecov Report

Attention: Patch coverage is 95.16129% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 95.51%. Comparing base (d503996) to head (1d85fee).

Files	Patch %	Lines
packages/core/src/index.ts	94.82%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             next     #117      +/-   ##
==========================================
- Coverage   95.54%   95.51%   -0.04%     
==========================================
  Files          21       21              
  Lines        1705     1760      +55     
  Branches      246      253       +7     
==========================================
+ Hits         1629     1681      +52     
- Misses         72       75       +3     
  Partials        4        4              

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[cre8]

@lukasjhan changes are looking good. Just fix the linting error and the PR is ready to be merged

[lukasjhan]

@lukasjhan changes are looking good. Just fix the linting error and the PR is ready to be merged

I changed it :), I think my vscode has some kind of bug. It changed the indent automatically but not show the diff XD

[cre8]

A test for createKBJwt would also be nice

[lukasjhan]

A test for createKBJwt would also be nice

Okay I'll add one :)

[lukasjhan]

@cre8 Deleted it because it was an unused function. It was my mistake. :)

[lukasjhan]

hmm.. 0.04%