Observability as Code (OaC) is an important concept. It allows you to define and manage observability in the same way you manage Infrastructure as Code (IaC), providing many long-term benefits. The Challenge with Manual Observability Take AWS Lambda as an example. You can manually instrument a Lambda function once — configure logging to Datadog, create monitors, dashboards, and alerts. This may work initially, but problems begin to appear when: Someone deploys to a new environment A new developer joins the team A monitor is missed during setup Configurations go out of sync across environments Production and non-production environments drift over time All of these situations require significant manual effort and increase operational risk. How Observability as Code Solves This Observability as Code solves these problems by keeping every monitor, metric tag, alert, and trace rule in version control alongside the application code.…