Official guidance for working with the Astro framework, including configuration and deployment commands.

Install

mkdir -p .claude/skills/astro-lejito && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/12326" && unzip -o skill.zip -d .claude/skills/astro-lejito && rm skill.zip

Installs to .claude/skills/astro-lejito

Activation

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Skill for building with the Astro web framework. Helps create Astro components and pages, configure SSR adapters, set up content collections, deploy static sites, and manage project structure and CLI commands. Use when the user needs to work with Astro, mentions .astro files, asks about static site generation (SSG), islands architecture, content collections, or deploying an Astro project.
391 chars✓ has a “when” triggerlonger than Claude Code's old 250-char listing cap (fine on current versions)
Beginner

Key capabilities

  • Create basic Astro pages and components
  • Configure Astro projects using astro.config.ts
  • Deploy Astro sites with various adapters
  • Manage content collections and project structure
  • Run Astro CLI commands like dev, build, check, add, sync
  • Generate TypeScript types for Astro modules

How it works

The skill assists in Astro development by providing guidance on CLI commands, project structure, configuration options, and deployment workflows, enabling the creation and management of Astro projects.

Inputs & outputs

You give it
User request to build or configure an Astro project
You get back
Astro components, pages, configuration files, or deployment artifacts

When to use astro

  • Building static sites
  • Creating Astro components
  • Configuring SSR
  • Setting up content collections

About this skill

Astro Usage Guide

Always consult docs.astro.build for code examples and latest API.

Astro is the web framework for content-driven websites.


Quick Reference

File Location

CLI looks for astro.config.js, astro.config.mjs, astro.config.cjs, and astro.config.ts in: ./. Use --config for custom path.

CLI Commands

  • npx astro dev - Start the development server.
  • npx astro build - Build your project and write it to disk.
  • npx astro check - Check your project for errors.
  • npx astro add - Add an integration.
  • npx astro sync - Generate TypeScript types for all Astro modules.

Re-run after adding/changing plugins.

Project Structure

Reference project structure docs.

  • src/* - Project source code (components, pages, styles, images, etc.)
  • src/pages - Required. Defines all pages and routes.
  • src/components - Components (convention, not required).
  • src/layouts - Layout components (convention, not required).
  • src/styles - CSS/Sass files (convention, not required).
  • public/* - Non-code, unprocessed assets (fonts, icons, etc.); copied as-is to build output.
  • package.json - Project manifest.
  • astro.config.{js,mjs,cjs,ts} - Astro configuration file. (recommended)
  • tsconfig.json - TypeScript configuration file. (recommended)

Core Config Options

OptionNotes
siteYour final, deployed URL. Used to generate sitemaps and canonical URLs.

Example astro.config.ts

import { defineConfig } from "astro/config";

export default defineConfig({
  site: "https://example.com",
});

Common Workflows

Creating a Basic Page

Add a file to src/pages/ — the filename becomes the route:

---
// src/pages/index.astro
const title = "Hello, Astro!";
---

<html>
  <head><title>{title}</title></head>
  <body>
    <h1>{title}</h1>
  </body>
</html>

Creating a Component

---
// src/components/Card.astro
const { title, body } = Astro.props;
---

<div class="card">
  <h2>{title}</h2>
  <p>{body}</p>
</div>

Deploying with an Adapter

  1. Add the adapter: npx astro add vercel --yes (or node, cloudflare, netlify)
  2. Run npx astro check to catch type and configuration errors before building.
  3. Run npx astro build to produce the deployment artifact.
  4. Verify the build output directory (e.g. dist/) exists and is non-empty before proceeding.
  5. Deploy the output per the adapter's documentation.

Adapters

Deploy to your favorite server, serverless, or edge host with build adapters. Use an adapter to enable on-demand rendering in your Astro project.

Add Node.js adapter using astro add:

npx astro add node --yes

Add Cloudflare adapter using astro add:

npx astro add cloudflare --yes

Add Netlify adapter using astro add:

npx astro add netlify --yes

Add Vercel adapter using astro add:

npx astro add vercel --yes

Other Community adapters

Resources

When not to use it

  • When working with frameworks other than Astro
  • When the user is not building content-driven websites
  • When the user needs to work with older Astro versions

Limitations

  • Always consults docs.astro.build for code examples and latest API
  • Requires Astro CLI to be installed
  • Focuses on content-driven websites

How it compares

This skill centralizes Astro-specific commands and configurations, making it more efficient to develop and deploy Astro projects than manually consulting documentation for each step.

Compared to similar skills

astro side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
astro (this skill)02moNo flagsBeginner
pwa-development94moCautionIntermediate
web-development52moNo flagsIntermediate
stac-quickstart16moReviewBeginner

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