chore: update go version of dockerfile

[hellodword]

关于编译用的 go 版本选择： https://go.dev/doc/devel/release#policy

关于移除 CGO 相关： 注意到用了 cgo-free 的 sqlite 库，所以是可以去除的。

关于 build flag： -trimpath 和 -s -w 可以缩减体积； buildid= 是为了编译的可重复性，参见 https://github.com/golang/go/issues/34186

[codecov-commenter]

Codecov Report

Merging #190 (9b57e90) into master (9d96e38) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #190   +/-   ##
=======================================
  Coverage   11.06%   11.06%           
=======================================
  Files          14       14           
  Lines         660      660           
=======================================
  Hits           73       73           
  Misses        577      577           
  Partials       10       10           

Flag	Coverage Δ
unittests	11.06% <ø> (ø)

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[indes]

thanks