<p>Register the extension as an Image Checker.</p>
<p>As an image checker, a provider needs to implement a specific interface, so the core
application can call the provider with specific tasks when necessary.</p>
<h2class="anchor anchorWithStickyNavbar_JmGV"id="parameters">Parameters<ahref="#parameters"class="hash-link"aria-label="Direct link to Parameters"title="Direct link to Parameters"></a></h2>
<h3class="anchor anchorWithStickyNavbar_JmGV"id="imagecheckerprovider">imageCheckerProvider<ahref="#imagecheckerprovider"class="hash-link"aria-label="Direct link to imageCheckerProvider"title="Direct link to imageCheckerProvider"></a></h3>
<p>an object implementing the <code>ImageCheckerProvider</code> interface</p>
<h3class="anchor anchorWithStickyNavbar_JmGV"id="metadata">metadata?<ahref="#metadata"class="hash-link"aria-label="Direct link to metadata?"title="Direct link to metadata?"></a></h3>
<p>optional metadata attached to this provider</p>
<h2class="anchor anchorWithStickyNavbar_JmGV"id="returns">Returns<ahref="#returns"class="hash-link"aria-label="Direct link to Returns"title="Direct link to Returns"></a></h2>
<p>A disposable that unregisters this provider when being disposed</p></div></article><navclass="docusaurus-mt-lg pagination-nav"aria-label="Docs pages"><aclass="pagination-nav__link pagination-nav__link--prev"href="/api/@podman-desktop/namespaces/imageChecker"><divclass="pagination-nav__sublabel">Previous</div><divclass="pagination-nav__label">imageChecker</div></a><aclass="pagination-nav__link pagination-nav__link--next"href="/api/@podman-desktop/namespaces/kubernetes"><divclass="pagination-nav__sublabel">Next</div><divclass="pagination-nav__label">kubernetes</div></a></nav></div></div><divclass="col col--3"><divclass="tableOfContents_XG6w thin-scrollbar theme-doc-toc-desktop"><ulclass="table-of-contents table-of-contents__left-border"><li><ahref="#parameters"class="table-of-contents__link toc-highlight">Parameters</a><ul><li><ahref="#imagecheckerprovider"class="table-of-contents__link toc-highlight">imageCheckerProvider</a></li><li><ahref="#metadata"class="table-of-contents__link toc-highlight">metadata?</a></li></ul></li><li><ahref="#returns"class="table-of-contents__link toc-highlight">Returns</a></li></ul></div></div></div></div></main></div></div></div><footerclass="theme-layout-footer footer"><divclass="container container-fluid"><divclass="row footer__links"><divclass="theme-layout-footer-column col footer__col"><divclass="footer__title">Documentation</div><ulclass="footer__items clean-list"><liclass="footer__item"><aclass="footer__link-item"href="/docs/installation">Installing Podman Desktop</a></li><liclass="footer__item"><aclass="footer__link-item"href="/docs/migrating-from-docker">Migrating from Docker</a></li><liclass="footer__item"><aclass="footer__link-item"href="/docs/kubernetes">Working with Kubernetes</a></li><liclass="footer__item"><aclass="footer__link-item"href="/docs/troubleshooting">Troubleshooting</a></li></ul></div><divclass="theme-layout-footer-column col footer__col"><divclass="footer__title">Links</div><ulclass="footer__items clean-list"><liclass="footer__item"><ahref="https://github.com/podman-desktop/podman-desktop"target="_blank"rel="noopener noreferrer"class="footer__link-item">GitHub<svgwidth="13.5"height="13.5"aria-hidden="true"class="iconExternalLink_nPrP"><usehref="#theme-svg-external-link"></use></svg></a></li><liclass="footer__item"><ahref="https://discord.com/invite/x5GzFF6QH4"target="_blank"rel="noopener noreferrer"class="footer__link-item">Chat (bridged): #podman-desktop on Discord<svgwidth="13.5"height="13.5"aria-hidden="true"class="iconExternalLink_nPrP"><usehref="#theme-svg-external-link"></use></svg></a></li><liclass="footer__item"><ahref="https://github.com/podman-desktop/podman-desktop#communication"target="_blank"rel="noopener noreferrer"class="footer__link-item">Other ways to Communicate<svgwidth="13.5"height="13.5"aria-hidden="true"class="iconExternalLink_nPrP"><usehref="#theme-svg-external-link"></use></svg></a></li><liclass="footer__item"><ahref="https://github.com/orgs/podman-desktop/projects/4/views/3"target="_blank"rel="noopener noreferrer"class="footer__link-item">Current Sprint<svgwidth="13.5"height="13.5"aria-hidden="true"class="iconExternalLink_nPrP"><usehref="#theme-svg-external-link"></use></svg></a></li></ul></div></div><divclass="footer__bottom text--center"><divclass="footer__copyright">