docs: update astro docs links

docs/src/content/docs/components/using-components.mdx

@@ -9,7 +9,7 @@ Components let you easily reuse a piece of UI or styling consistently.
 Examples might include a link card or a YouTube embed.
 Starlight supports the use of components in [MDX](https://mdxjs.com/) and [Markdoc](https://markdoc.dev/) files and provides some common components for you to use.
 
-[Learn more about building components in the Astro Docs](https://docs.astro.build/en/core-concepts/astro-components/).
+[Learn more about building components in the Astro Docs](https://docs.astro.build/en/basics/astro-components/).
 
 ## Using a component in MDX
 
@@ -30,7 +30,7 @@ import CustomCard from '../../components/CustomCard.astro';
 <CustomCard>Components can also contain **nested content**.</CustomCard>
 ```
 
-Because Starlight is powered by Astro, you can add support for components built with any [supported UI framework (React, Preact, Svelte, Vue, Solid, and Alpine)](https://docs.astro.build/en/core-concepts/framework-components/) in your MDX files.
+Because Starlight is powered by Astro, you can add support for components built with any [supported UI framework (React, Preact, Svelte, Vue, Solid, and Alpine)](https://docs.astro.build/en/guides/framework-components/) in your MDX files.
 Learn more about [using components in MDX](https://docs.astro.build/en/guides/integrations-guide/mdx/#using-components-in-mdx) in the Astro docs.
 
 ## Using a component in Markdoc

docs/src/content/docs/environmental-impact.md

@@ -137,6 +137,6 @@ These tests with the [Website Carbon Calculator][wcc] compare similar pages buil
 [sf]: https://www.sciencefocus.com/science/what-is-the-carbon-footprint-of-the-internet/
 [bbc]: https://www.bbc.com/future/article/20200305-why-your-internet-habits-are-not-as-clean-as-you-think
 [http]: https://httparchive.org/reports/state-of-the-web
-[assets]: https://docs.astro.build/en/guides/assets/
+[assets]: https://docs.astro.build/en/guides/images/
 [islands]: https://docs.astro.build/en/concepts/islands/
 [wcc]: https://www.websitecarbon.com/

docs/src/content/docs/guides/authoring-content.mdx

@@ -45,7 +45,7 @@ You can highlight `inline code` with backticks.
 
 ## Images
 
-Images in Starlight use [Astro’s built-in optimized asset support](https://docs.astro.build/en/guides/assets/).
+Images in Starlight use [Astro’s built-in optimized asset support](https://docs.astro.build/en/guides/images/).
 
 Markdown and MDX support the Markdown syntax for displaying images that includes alt-text for screen readers and assistive technology.
 

docs/src/content/docs/guides/i18n.mdx

@@ -275,7 +275,7 @@ export const collections = {
 };
 ```
 
-Learn more about content collection schemas in [“Defining a collection schema”](https://docs.astro.build/en/guides/content-collections/#defining-a-collection-schema) in the Astro docs.
+Learn more about content collection schemas in [“Defining a collection schema”](https://docs.astro.build/en/guides/content-collections/#defining-the-collection-schema) in the Astro docs.
 
 ## Using UI translations
 

docs/src/content/docs/guides/overriding-components.mdx

@@ -84,7 +84,7 @@ import Default from '@astrojs/starlight/components/SocialIcons.astro';
 When rendering a built-in component inside a custom component:
 
 - Spread `Astro.props` into it. This makes sure that it receives all the data it needs to render.
-- Add a [`<slot />`](https://docs.astro.build/en/core-concepts/astro-components/#slots) inside the default component. This makes sure that if the component is passed any child elements, Astro knows where to render them.
+- Add a [`<slot />`](https://docs.astro.build/en/basics/astro-components/#slots) inside the default component. This makes sure that if the component is passed any child elements, Astro knows where to render them.
 
 If you are reusing the [`PageFrame`](/reference/overrides/#pageframe) or [`TwoColumnContent`](/reference/overrides/#twocolumncontent) components which contain [named slots](https://docs.astro.build/en/basics/astro-components/#named-slots), you also need to [transfer](https://docs.astro.build/en/basics/astro-components/#transferring-slots) these slots as well.
 
@@ -155,4 +155,4 @@ const isHomepage = Astro.props.slug === '';
 }
 ```
 
-Learn more about conditional rendering in [Astro’s Template Syntax guide](https://docs.astro.build/en/core-concepts/astro-syntax/#dynamic-html).
+Learn more about conditional rendering in [Astro’s Template Syntax guide](https://docs.astro.build/en/basics/astro-syntax/#dynamic-html).

docs/src/content/docs/guides/project-structure.mdx

@@ -5,7 +5,7 @@ description: Learn how to organize files in your Starlight project.
 
 This guide will show you how a Starlight project is organized and what the different files in your project do.
 
-Starlight projects generally follow the same file and directory structure as other Astro projects. See [Astro’s project structure documentation](https://docs.astro.build/en/core-concepts/project-structure/) for more detail.
+Starlight projects generally follow the same file and directory structure as other Astro projects. See [Astro’s project structure documentation](https://docs.astro.build/en/basics/project-structure/) for more detail.
 
 ## Files and directories
 

docs/src/content/docs/manual-setup.mdx

@@ -126,6 +126,6 @@ In the future, we plan to support this use case better to avoid the need for the
 
 ### Use Starlight with SSR
 
-To enable SSR, follow the [“On-demand Rendering Adapters”](https://docs.astro.build/en/guides/server-side-rendering/) guide in Astro’s docs to add a server adapter to your Starlight project.
+To enable SSR, follow the [“On-demand Rendering Adapters”](https://docs.astro.build/en/guides/on-demand-rendering/) guide in Astro’s docs to add a server adapter to your Starlight project.
 
 Documentation pages generated by Starlight are pre-rendered by default regardless of your project's output mode. To opt out of pre-rendering your Starlight pages, set the [`prerender` config option](/reference/configuration/#prerender) to `false`.

docs/src/content/docs/reference/configuration.mdx

@@ -462,7 +462,7 @@ Pagefind cannot be enabled when the [`prerender`](#prerender) option is set to `
 **type:** `boolean`  
 **default:** `true`
 
-Define whether Starlight pages should be pre-rendered to static HTML or on-demand rendered by an [SSR adapter](https://docs.astro.build/en/guides/server-side-rendering/).
+Define whether Starlight pages should be pre-rendered to static HTML or on-demand rendered by an [SSR adapter](https://docs.astro.build/en/guides/on-demand-rendering/).
 
 Starlight pages are pre-rendered by default.
 If you are using an SSR adapter and want to render Starlight pages on demand, set `prerender: false`.
@@ -568,7 +568,7 @@ For example, this page is titled “Configuration Reference” and this site is
 **type:** `boolean`  
 **default:** `false`
 
-Disables injecting Starlight's default [404 page](https://docs.astro.build/en/core-concepts/astro-pages/#custom-404-error-page). To use a custom `src/pages/404.astro` route in your project, set this option to `true`.
+Disables injecting Starlight's default [404 page](https://docs.astro.build/en/basics/astro-pages/#custom-404-error-page). To use a custom `src/pages/404.astro` route in your project, set this option to `true`.
 
 ### `components`
 

docs/src/content/docs/reference/frontmatter.md

@@ -33,7 +33,7 @@ The page description is used for page metadata and will be picked up by search e
 
 **type**: `string`
 
-Override the slug of the page. See [“Defining custom slugs”](https://docs.astro.build/en/guides/content-collections/#defining-custom-slugs) in the Astro docs for more details.
+Override the slug of the page. See [“Defining custom IDs”](https://docs.astro.build/en/guides/content-collections/#defining-custom-ids) in the Astro docs for more details.
 
 ### `editUrl`