Refactor&Feature: move writer's function and make style only need to regist once

[Zncl2222]

1. Move the function that related to the writer to writer.py
2. Make sylte as a parent class attributets, so user only need to regist style once.
3. Delete the Problems that I solve in readme
4. Upgrade the version of the action workflow.
5. Add unittest for the new function

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.07% (target: -1.00%)	✅ 100.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (8aa34b6)	471	461	97.88%
Head commit (15ef745)	488 (+17)	478 (+17)	97.95% (+0.07%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#22)	66	66	100.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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_{You may notice some variations in coverage metrics with the latest Coverage engine update. For more details, visit the documentation}

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.16%. Comparing base (8aa34b6) to head (15ef745).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #22      +/-   ##
==========================================
+ Coverage   98.08%   98.16%   +0.08%     
==========================================
  Files           7        7              
  Lines         470      491      +21     
==========================================
+ Hits          461      482      +21     
  Misses          7        7              
  Partials        2        2              

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