Fix adapter thread exit crash issue to enable graceful adapter shutdown.

[moruoxian]

Fix adapter thread exit crash issue to enable graceful adapter shutdown.

Before exiting the program, the adapter would crash because the adapter thread forcefully terminated, preventing the plugin's stop method from being called in time. Later, an elegant shutdown method was added.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 66.75%. Comparing base (895528d) to head (36a2a07).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2506      +/-   ##
==========================================
+ Coverage   66.73%   66.75%   +0.02%     
==========================================
  Files         121      121              
  Lines       27528    27545      +17     
==========================================
+ Hits        18370    18389      +19     
+ Misses       9158     9156       -2     

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