docs: include more items on the sidebar (#1887)

docs/getting-started/ory-network-oauth2.mdx

@@ -4,7 +4,7 @@ title: Perform OAuth2 Authorization Code Grant and Client Credentials Grant
 sidebar_label: Try it
 ---
 
-# Try out common OAuth2 Grants
+# Try common OAuth2 Grants
 
 [Ory OAuth2 & OpenID Connect](https://www.ory.sh/federated-identity-management/) (based on
 [Ory Hydra](https://github.com/ory/hydra)) is available in the Ory Network out of the box. This means that you can use OIDC,

docs/guides/authentication.mdx

@@ -0,0 +1,11 @@
+---
+id: authentication
+title: Authentication & Login
+---
+
+```mdx-code-block
+import DocCardList from '@theme/DocCardList';
+import {useCurrentSidebarCategory} from '@docusaurus/theme-common';
+
+<DocCardList items={useCurrentSidebarCategory().items}/>
+```

docs/guides/email-sms.mdx

@@ -0,0 +1,11 @@
+---
+id: email-sms
+title: Email and SMS
+---
+
+```mdx-code-block
+import DocCardList from '@theme/DocCardList';
+import {useCurrentSidebarCategory} from '@docusaurus/theme-common';
+
+<DocCardList items={useCurrentSidebarCategory().items}/>
+```

docs/guides/oauth2-openid-connect.mdx

@@ -0,0 +1,12 @@
+---
+id: oauth2-openid-connect
+slug: oauth2-oidc
+title: OAuth2 and OpenID Connect
+---
+
+```mdx-code-block
+import DocCardList from '@theme/DocCardList';
+import {useCurrentSidebarCategory} from '@docusaurus/theme-common';
+
+<DocCardList items={useCurrentSidebarCategory().items}/>
+```

docs/quickstart/sdks.mdx

@@ -0,0 +1,11 @@
+---
+id: sdks
+title: SDK quickstarts
+---
+
+```mdx-code-block
+import DocCardList from '@theme/DocCardList';
+import {useCurrentSidebarCategory} from '@docusaurus/theme-common';
+
+<DocCardList items={useCurrentSidebarCategory().items}/>
+```