astro

Topics in the source

• Astro Web Framework
• Overview
• When to Use This Skill
• How It Works
• Step 1: Project Setup
• Step 2: Astro Component Syntax
• Step 3: File-Based Pages and Routing
• Step 4: Content Collections

Astro is a web framework designed for content-rich websites — blogs, docs, portfolios, marketing sites, and e-commerce. Its core innovation is the Islands Architecture: by default, Astro ships zero JavaScript to the browser. Interactive components are selectively hydrated as isolated "islands." Astro supports React, Vue, Svelte, Solid, and other UI frameworks simultaneously in the same project, letting you pick the right tool per component. Use when building a blog, documentation site, marketing page, or portfolio Use when performance and Core Web Vitals are the top priority Use when the project is content-heavy with Markdown or MDX files Use when you want SSG (static) output with optional SSR for dynamic routes Use when the user asks about .astro files, Astro.props, content collections, or client: directives Add integrations as needed: Project structure: .astro files have a code fence at the top (server-only) and a template below: Dynamic route with getStaticPaths: Content collections give you type-safe access to Markdown and MDX files: By default, UI framework components render to static HTML with no JS. Use client: directives to hydrate: Enable SSR for dynamic pages by setting a

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