Glossary term
What is output file tracing? Meaning for developers
Next.js following your imports to find which files each page needs, so it can copy only those into a deployment.
Learn it properly · Next.js App RouterLesson 8: Environment, Configuration, Deploying and Production HabitsEnvironment variables and what reaches the browser, next.config, building and running, deploying to Vercel and to a container, logging and monitoring.