undefined: context.WithCancelCause

withCancelCause redeclared in this block

lc.v.CompareAndSwap undefined (type atomic.Value has no field or method CompareAndSwap)

undefined: os.ReadFile

undefined: io.ReadAll

Process completed with exit code 2.

Process completed with exit code 1.

printf: non-constant format string in call to fmt.Fprintf (govet)

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)