CallerLineInfo returns caller file:line-package.function e.g.

ExecuteBackground a function, and log the error when panic found.

FunctionName returns this function caller's name useful to wrap span, trace, context info e.g.

NewRuntimeContext returns context & cancel func listening to : - os.Interrupt - syscall.SIGTERM - syscall.SIGINT.

SkippedFunctionName returns function caller's name with skipped count.