POC: fix(utils/crypto): Read all data and then calculate the hash value

[usualoma]

The author should do the following, if applicable

• Add tests
• Run tests
• bun run format:fix && bun run lint:fix to format the code
• Add TSDoc/JSDoc to document the code

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 5 lines in your changes missing coverage. Please review.

Project coverage is 94.08%. Comparing base (0d851b6) to head (da7749e).
Report is 5 commits behind head on main.

Files	Patch %	Lines
src/middleware/etag/index.ts	81.48%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2918      +/-   ##
==========================================
- Coverage   94.10%   94.08%   -0.02%     
==========================================
  Files         136      136              
  Lines       13369    13410      +41     
  Branches     2266     2352      +86     
==========================================
+ Hits        12581    12617      +36     
- Misses        788      793       +5     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.