Astro Configuration

Purpose

Work correctly with astro.config.*: know the config surface, set the right fields, and verify configuration against the installed Astro version.

When to Use

Activate when the task involves:

• editing astro.config.mjs/.ts/.js
• setting site, output, base, trailingSlash
• configuring integrations, markdown, images, or i18n
• build/asset options (outDir, build.format, compress)
• diagnosing a configuration error

When Not to Use

Do not use this skill for: