astro config set
Update any part of the current configuration of your Astro project as defined in the
.astro/config.yaml file. The configuration in this file contains details about how your project runs in a local Airflow environment, including your Postgres username and password, your Webserver port, and your project name.
Within your Astro project directory, run:
astro config set <configuration> <value>
For a list of available configurations, see Configure the CLI.
## Set your webserver port to 8081
$ astro config set webserver.port 8081