feat(demo): perf demo debug experience

[zoomchan-cxj]

Before submitting a new pull request, please make sure:

• Test cases have been added/updated for the code you will submit.
• Documentation has added or updated.
• Commit message is following the Convention Commit guideline.
• Squash the repeat code commits, short patches are welcome.

[codecov-io]

Codecov Report

Merging #452 (84d5416) into master (795bf75) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #452   +/-   ##
=======================================
  Coverage   59.08%   59.08%           
=======================================
  Files          25       25           
  Lines        1662     1662           
=======================================
  Hits          982      982           
  Misses        680      680           

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