fix: do not call the next middleware when request is finished or errored

[alexander-akait]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• documentation update
• typo fix
• metadata update

Motivation / Use-Case

fixes - #2150

Breaking Changes

Technically yes, but doing something after request was sent or errors is mostly a bug, so this change is a fix

Additional Info

No

[codecov]

Codecov Report

❌ Patch coverage is 88.37209% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 95.76%. Comparing base (c26a326) to head (8c9d690).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
src/middleware.js	79.16%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2156      +/-   ##
==========================================
- Coverage   96.30%   95.76%   -0.54%     
==========================================
  Files          13       13              
  Lines         893      898       +5     
  Branches      266      270       +4     
==========================================
  Hits          860      860              
- Misses         33       38       +5     

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