解包逻辑修改

[zing-dev]

No description provided.

[codecov-io]

Codecov Report

Merging #4 into master will decrease coverage by 1.56%.
The diff coverage is 87.5%.

@@            Coverage Diff             @@
##           master       #4      +/-   ##
==========================================
- Coverage   84.48%   82.91%   -1.57%     
==========================================
  Files           9        9              
  Lines         348      357       +9     
==========================================
+ Hits          294      296       +2     
- Misses         46       51       +5     
- Partials        8       10       +2

Impacted Files	Coverage Δ
frametcp.go	89.47% <100%> (ø)	⬆️
framertu.go	91.42% <100%> (ø)	⬆️
server.go	100% <100%> (ø)	⬆️
servertu.go	60% <75%> (-18.27%)	⬇️

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