Update README files with modern Go documentation links and fix typos (#…

…10)

* Initial plan

* Update README files with modern Go documentation links and fix typos

Co-authored-by: wzshiming <6565744+wzshiming@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: wzshiming <6565744+wzshiming@users.noreply.github.com>

Fix NPE

Merge pull request #3 from garfeng/master

fix:parse cgo files

Merge pull request #1 from xs-cw/master

remove Deprecated method;fix mod

Fix the Identical

Fix the Identical

Distinguish the same package name in different files

update go.mod

add IsBuiltin function

update testdata