Lint issue in console|executable|gitaly packages

internal/console/console.go:39:13: Error return value of `fmt.Fprint` is not checked (errcheck)
internal/console/console.go:65:13: Error return value of `fmt.Fprint` is not checked (errcheck)
internal/console/console.go:67:13: Error return value of `fmt.Fprint` is not checked (errcheck)
internal/executable/executable.go:1:1: package-comments: should have a package comment (revive)
internal/executable/executable.go:9:2: exported: exported const BinDir should have comment (or a comment on this block) or be unexported (revive)
internal/executable/executable.go:16:6: exported: exported type Executable should have comment or be unexported (revive)
internal/executable/executable.go:26:1: exported: exported function New should have comment or be unexported (revive)
internal/executable/executable_test.go:64:4: expected-actual: need to reverse actual and expected values (testifylint)
internal/executable/executable_test.go:65:4: expected-actual: need to reverse actual and expected values (testifylint)
internal/gitaly/gitaly.go:1:1: package-comments: should have a package comment (revive)
internal/gitaly/gitaly.go:12:2: ST1019: package "gitlab.com/gitlab-org/gitaly/v16/client" is being imported more than once (stylecheck)
internal/gitaly/gitaly.go:13:2: ST1019(related information): other import of "gitlab.com/gitlab-org/gitaly/v16/client" (stylecheck)
internal/gitaly/gitaly.go:22:6: exported: exported type Command should have comment or be unexported (revive)
internal/gitaly/gitaly.go:34:6: exported: exported type Client should have comment or be unexported (revive)
internal/gitaly/gitaly.go:40:1: exported: exported method Client.InitSidechannelRegistry should have comment or be unexported (revive)
internal/gitaly/gitaly.go:44:1: exported: exported method Client.GetConnection should have comment or be unexported (revive)
internal/gitaly/gitaly.go:56:5: shadow: declaration of "conn" shadows declaration at line 46 (govet)