Replace terminal prints with structured logging

[Vad1mo]

We need to start using a logging library/functionality.

• https://go.dev/blog/slog
• https://betterstack.com/community/guides/logging/best-golang-logging-libraries/

[mohzulfikar]

From what I read on the blog, zerolog and slog appear to be viable options for logging. zerolog, seems to come with more features out of the box (formatting logs and contextual properties). Although, it is possible to do that using custom Handler in slog.