fix: dev server endpoints

[alexander-akait]

• This is a bugfix
• This is a feature
• This is a code refactor
• This is a test update
• This is a docs update
• This is a metadata update

For Bugs and Features; did you add new tests?

Will do it in future

Motivation / Use-Case

fixes #3023

Breaking Changes

No

Additional Info

No

sorry, code looks good but e2e is red.

[alexander-akait]

Yep, I will investigate why it was broken

[alexander-akait]

Full refactor output, we should use stats to output assets, no need complex logic

[alexander-akait]

Also we can improve it in future (size + other meta information), because we have stats here

[codecov]

Codecov Report

Merging #3101 (d5d3ca5) into master (5d0d5af) will increase coverage by 0.16%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #3101      +/-   ##
==========================================
+ Coverage   94.78%   94.94%   +0.16%     
==========================================
  Files          37       37              
  Lines        1207     1188      -19     
  Branches      325      323       -2     
==========================================
- Hits         1144     1128      -16     
+ Misses         57       54       -3     
  Partials        6        6              

Impacted Files	Coverage Δ
lib/Server.js	94.02% <100.00%> (+0.41%)	⬆️
lib/utils/routes.js	100.00% <100.00%> (+1.88%)	⬆️

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