Error return value of `w.Write` is not checked (errcheck)

Error return value of `w.Write` is not checked (errcheck)

Error return value of `w.Write` is not checked (errcheck)

expressions should not be cuddled with declarations or returns (wsl)

block should not end with a whitespace (or comment) (wsl)

if statements should only be cuddled with assignments (wsl)

SA1019: "io/ioutil" has been deprecated since Go 1.19: As of Go 1.16, the same functionality is now provided by package [io] or package [os], and those implementations should be preferred in new code. See the specific function documentation for details. (staticcheck)

directive `// nolint: funlen // ignore length for main` should be written without leading space as `//nolint: funlen // ignore length for main` (nolintlint)

Error return value of `w.Write` is not checked (errcheck)