Release 2.0 compile nonghang

[thomasgw]

fix some bugs

[codecov-commenter]

Codecov Report

Merging #401 (5d4ed94) into release-2.0 (fda57ed) will increase coverage by 0.42%.
The diff coverage is 57.14%.

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@@               Coverage Diff               @@
##           release-2.0     #401      +/-   ##
===============================================
+ Coverage        60.58%   61.00%   +0.42%     
===============================================
  Files               27       27              
  Lines             2854     2893      +39     
===============================================
+ Hits              1729     1765      +36     
+ Misses             897      894       -3     
- Partials           228      234       +6     

Files Changed	Coverage Δ
internal/adapt/appchain_adapter/adapter.go	60.07% <50.00%> (-0.08%)	⬇️
internal/exchanger/exchanger.go	65.97% <51.61%> (+2.90%)	⬆️
internal/adapt/bxh_adapter/adapter.go	62.69% <68.42%> (-0.46%)	⬇️

... and 2 files with indirect coverage changes

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