compileFromLocal processes either a single file or all files in a directory.

compileFromURL parses the Github URL, reads the contents and compiles it to Cue Value.

ProcessInputs processes the CLI args, fetches content from URLs if needed, and returns a slice of filenames.

ReadFile reads the files provided from cli args and returns []byte and an error if any.

StartSpinner starts a spinner with the given message.

TempDirWithCleanup creates a temporary directory and returns its path along with a cleanup function.