feat(apply): Update rest of apply links (#2655)

packages/website/docs/docsearch-program.md

@@ -88,7 +88,7 @@ Please reach out to our [support](https://algolia.com/support) team.
 
 ## Can I have multiple projects under the same Algolia application?
 
-We recommend having a single Algolia application per project. Please [apply](/apply) if you'd like to use DocSearch in an other project of yours.
+We recommend having a single Algolia application per project. Please [apply](https://dashboard.algolia.com/users/sign_up?selected_plan=docsearch) if you'd like to use DocSearch in an other project of yours.
 
 ### Why ?
 

packages/website/docs/how-does-it-work.mdx

@@ -41,7 +41,7 @@ We'll then get back to you with the JavaScript snippet you'll need to add to you
 
 Now that DocSearch is set, you don't have anything else to do. We'll keep crawling your website and update your search results automatically. All we ask is that you keep the "Search by Algolia" logo next to your search results.
 
-[1]: /apply
+[1]: https://dashboard.algolia.com/users/sign_up?selected_plan=docsearch
 [2]: /docs/who-can-apply
 [3]: https://github.com/algolia/docsearch-configs/tree/master/configs
 [4]: /docs/styling

packages/website/docs/what-is-docsearch.md

@@ -26,7 +26,7 @@ You can now [apply to the program][3]
 
 [1]: https://opencollective.com/algolia
 [2]: /docs/who-can-apply
-[3]: /apply
+[3]: https://dashboard.algolia.com/users/sign_up?selected_plan=docsearch
 [4]: https://www.algolia.com/products/search-and-discovery/crawler/
 [5]: https://crawler.algolia.com/
 [6]: https://www.algolia.com/doc/ui-libraries/autocomplete/introduction/what-is-autocomplete/

packages/website/docusaurus.config.mjs

@@ -3,6 +3,8 @@ import { themes } from 'prism-react-renderer';
 import myLoaders from './plugins/my-loaders.mjs';
 import tailwindLoader from './plugins/tailwind-loader.mjs';
 
+const SIGNUP_LINK = 'https://dashboard.algolia.com/users/sign_up?selected_plan=docsearch';
+
 // With JSDoc @type annotations, IDEs can provide config autocompletion
 /** @type {import('@docusaurus/types').DocusaurusConfig} */
 export default {
@@ -72,7 +74,7 @@ export default {
           },
           {
             label: 'Apply',
-            to: 'apply',
+            to: SIGNUP_LINK,
             position: 'left',
           },
           // right
@@ -120,7 +122,7 @@ export default {
             items: [
               {
                 label: 'Apply',
-                to: 'apply',
+                to: SIGNUP_LINK,
               },
               {
                 label: 'Issues',