Reworked how the API shutdown worked

[RealYusufIsmail]

Pull Request Etiquette

• I have checked the PRs for upcoming features/bug fixes.
• I have read the code of conduct.

Changes

• Internal code
• Library interface (affecting end-user code)
• Documentation
• Other: _____

Closes : NaN

Description

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[codecov]

Codecov Report

Patch coverage: 4.25% and project coverage change: -0.61 ⚠️

Comparison is base (0d9076c) 2.10% compared to head (52852c4) 1.50%.

Additional details and impacted files

@@             Coverage Diff             @@
##             master    #151      +/-   ##
===========================================
- Coverage      2.10%   1.50%   -0.61%     
+ Complexity       19      14       -5     
===========================================
  Files           205     205              
  Lines          3416    3396      -20     
  Branches        403     403              
===========================================
- Hits             72      51      -21     
- Misses         3340    3341       +1     
  Partials          4       4              

Impacted Files	Coverage Δ
src/main/kotlin/io/github/ydwk/ydwk/BotBuilder.kt	0.00% <0.00%> (ø)
.../kotlin/io/github/ydwk/ydwk/ws/WebSocketManager.kt	0.00% <0.00%> (ø)
...in/kotlin/io/github/ydwk/ydwk/ws/util/CloseCode.kt	0.00% <0.00%> (ø)
...c/main/kotlin/io/github/ydwk/ydwk/impl/YDWKImpl.kt	21.23% <4.54%> (-0.72%)	⬇️
...ydwk/evm/backend/managers/CoroutineEventManager.kt	40.74% <50.00%> (+2.27%)	⬆️

... and 3 files with indirect coverage changes

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