Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 5.17.1 to 5.18.1. <details> <summary>Release notes</summary> <p><em>Sourced from <a href="https://github.com/withastro/astro/releases">astro's releases</a>.</em></p> <blockquote> <h2>astro@5.18.1</h2> <h3>Patch Changes</h3> <ul> <li>Updated dependencies [<a href="https://github.com/withastro/astro/commit/c2cd371f9f2003ab8c9ce70a24fc0af40c5de531"><code>c2cd371</code></a>]: <ul> <li><code>@​astrojs/internal-helpers</code><a href="https://github.com/0"><code>@​0</code></a>.7.6</li> <li><code>@​astrojs/markdown-remark</code><a href="https://github.com/6"><code>@​6</code></a>.3.11</li> </ul> </li> </ul> </blockquote> </details> <details> <summary>Changelog</summary> <p><em>Sourced from <a href="https://github.com/withastro/astro/blob/astro@5.18.1/packages/astro/CHANGELOG.md">astro's changelog</a>.</em></p> <blockquote> <h2>5.18.1</h2> <h3>Patch Changes</h3> <ul> <li>Updated dependencies [<a href="https://github.com/withastro/astro/commit/c2cd371f9f2003ab8c9ce70a24fc0af40c5de531"><code>c2cd371</code></a>]: <ul> <li><code>@​astrojs/internal-helpers</code><a href="https://github.com/0"><code>@​0</code></a>.7.6</li> <li><code>@​astrojs/markdown-remark</code><a href="https://github.com/6"><code>@​6</code></a>.3.11</li> </ul> </li> </ul> <h2>5.18.0</h2> <h3>Minor Changes</h3> <ul> <li> <p><a href="https://redirect.github.com/withastro/astro/pull/15589">#15589</a> <a href="https://github.com/withastro/astro/commit/b7dd447e319a7b435c01ccd69347e5261bd9dc14"><code>b7dd447</code></a> Thanks <a href="https://github.com/qzio"><code>@​qzio</code></a>! - Adds a new <code>security.actionBodySizeLimit</code> option to configure the maximum size of Astro Actions request bodies.</p> <p>This lets you increase the default 1 MB limit when your actions need to accept larger payloads. For example, actions that handle file uploads or large JSON payloads can now opt in to a higher limit.</p> <p>If you do not set this option, Astro continues to enforce the 1 MB default to help prevent abuse.</p> <pre lang="js"><code>// astro.config.mjs export default defineConfig({ security: { actionBodySizeLimit: 10 * 1024 * 1024, // set to 10 MB }, }); </code></pre> </li> </ul> <h3>Patch Changes</h3> <ul> <li><a href="https://redirect.github.com/withastro/astro/pull/15594">#15594</a> <a href="https://github.com/withastro/astro/commit/efae11cef1ebe1f2f54ceb55db0d1ff1938351c6"><code>efae11c</code></a> Thanks <a href="https://github.com/qzio"><code>@​qzio</code></a>! - Fix X-Forwarded-Proto validation when allowedDomains includes both protocol and hostname fields. The protocol check no longer fails due to hostname mismatch against the hardcoded test URL.</li> </ul> <h2>5.17.3</h2> <h3>Patch Changes</h3> <ul> <li> <p><a href="https://redirect.github.com/withastro/astro/pull/15564">#15564</a> <a href="https://github.com/withastro/astro/commit/522f880b07a4ea7d69a19b5507fb53a5ed6c87f8"><code>522f880</code></a> Thanks <a href="https://github.com/matthewp"><code>@​matthewp</code></a>! - Add a default body size limit for server actions to prevent oversized requests from exhausting memory.</p> </li> <li> <p><a href="https://redirect.github.com/withastro/astro/pull/15569">#15569</a> <a href="https://github.com/withastro/astro/commit/e01e98b063e90d274c42130ec2a60cc0966622c9"><code>e01e98b</code></a> Thanks <a href="https://github.com/matthewp"><code>@​matthewp</code></a>! - Respect image allowlists when inferring remote image sizes and reject remote redirects.</p> </li> </ul> <h2>5.17.2</h2> <h3>Patch Changes</h3> <ul> <li><a href="https://github.com/withastro/astro/commit/c13b536197a70d8d4fd0037c5bd3aaa2be0598b9"><code>c13b536</code></a> Thanks <a href="https://github.com/matthewp"><code>@​matthewp</code></a>! - Improves Host header handling for SSR deployments behind proxies</li> </ul> </blockquote> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/withastro/astro/commit/434d9cc7eed62e6324bd922865f5c29136f3474c"><code>434d9cc</code></a> [ci] release (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15829">#15829</a>)</li> <li><a href="https://github.com/withastro/astro/commit/c2cd371f9f2003ab8c9ce70a24fc0af40c5de531"><code>c2cd371</code></a> fix(helpers): Backport remote patterns segments fix (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15828">#15828</a>)</li> <li><a href="https://github.com/withastro/astro/commit/011f06106531419f27ce53d0641a3e6ef9db5108"><code>011f061</code></a> [ci] release (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15597">#15597</a>)</li> <li><a href="https://github.com/withastro/astro/commit/efae11cef1ebe1f2f54ceb55db0d1ff1938351c6"><code>efae11c</code></a> fix: X-Forwarded-Proto rejected when allowedDomains includes protocol… (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15594">#15594</a>)</li> <li><a href="https://github.com/withastro/astro/commit/751ccf06fab3f1f8e157873354f91f7282a5a1ca"><code>751ccf0</code></a> Update actionBodySizeLimit changeset and make minor (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15600">#15600</a>)</li> <li><a href="https://github.com/withastro/astro/commit/b7dd447e319a7b435c01ccd69347e5261bd9dc14"><code>b7dd447</code></a> make actionBodySizeLimit configurable (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15589">#15589</a>)</li> <li><a href="https://github.com/withastro/astro/commit/e0f1a2b3e4bc908bd5e148c698efb6f41a42c8ea"><code>e0f1a2b</code></a> [ci] release (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15571">#15571</a>)</li> <li><a href="https://github.com/withastro/astro/commit/522f880b07a4ea7d69a19b5507fb53a5ed6c87f8"><code>522f880</code></a> Limit action request body size (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15564">#15564</a>)</li> <li><a href="https://github.com/withastro/astro/commit/436962a639ad7d606ed19c97b42d2466117e3fc4"><code>436962a</code></a> chore: Upgrade Vite and esbuild (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15554">#15554</a>)</li> <li><a href="https://github.com/withastro/astro/commit/e01e98b063e90d274c42130ec2a60cc0966622c9"><code>e01e98b</code></a> Respect remote image allowlists (<a href="https://github.com/withastro/astro/tree/HEAD/packages/astro/issues/15569">#15569</a>)</li> <li>Additional commits viewable in <a href="https://github.com/withastro/astro/commits/astro@5.18.1/packages/astro">compare view</a></li> </ul> </details> <br />

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