refactor: rewrite internal Inspector implementation

[bartlomieju]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 29.43144% with 211 lines in your changes missing coverage. Please review.
✅ Project coverage is 79.58%. Comparing base (0c7f83e) to head (a46db80).
⚠️ Report is 342 commits behind head on main.

Files with missing lines	Patch %	Lines
dcore/src/inspector_server.rs	0.00%	115 Missing ⚠️
core/inspector.rs	48.08%	95 Missing ⚠️
dcore/src/main.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1198      +/-   ##
==========================================
- Coverage   81.43%   79.58%   -1.86%     
==========================================
  Files          97      100       +3     
  Lines       23877    25800    +1923     
==========================================
+ Hits        19445    20533    +1088     
- Misses       4432     5267     +835     

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