docs: remove useless front matter (#7518)

website/docs/guides/creating-pages.md

@@ -1,10 +1,10 @@
 ---
-id: creating-pages
-title: Creating Pages
 slug: /creating-pages
 sidebar_label: Pages
 ---
 
+# Creating Pages
+
 In this section, we will learn about creating pages in Docusaurus.
 
 The `@docusaurus/plugin-content-pages` plugin empowers you to create **one-off standalone pages** like a showcase page, playground page, or support page. You can use React components, or Markdown.

website/docs/guides/docs/docs-create-doc.mdx

@@ -1,10 +1,11 @@
 ---
 id: create-doc
-title: Create a doc
 description: Create a Markdown Document
 slug: /create-doc
 ---
 
+# Create a doc
+
 Create a Markdown file, `greeting.md`, and place it under the `docs` directory.
 
 ```bash

website/docs/guides/docs/docs-introduction.md

@@ -1,10 +1,11 @@
 ---
 id: introduction
-title: Docs Introduction
 sidebar_label: Introduction
 slug: /docs-introduction
 ---
 
+# Docs Introduction
+
 The docs feature provides users with a way to organize Markdown files in a hierarchical format.
 
 :::info

website/docs/guides/docs/docs-multi-instance.mdx

@@ -1,10 +1,11 @@
 ---
 id: multi-instance
-title: Docs Multi-instance
 description: Use multiple docs plugin instances on a single Docusaurus site.
 slug: /docs-multi-instance
 ---
 
+# Docs Multi-instance
+
 The `@docusaurus/plugin-content-docs` plugin can support [multi-instance](../../using-plugins.md#multi-instance-plugins-and-plugin-ids).
 
 :::note

website/docs/guides/docs/versioning.md

@@ -1,16 +1,16 @@
 ---
-id: versioning
-title: Versioning
 slug: /versioning
 ---
 
+# Versioning
+
+You can use the versioning CLI to create a new documentation version based on the latest content in the `docs` directory. That specific set of documentation will then be preserved and accessible even as the documentation in the `docs` directory continues to evolve.
+
 ```mdx-code-block
 import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';
 ```
 
-You can use the version script to create a new documentation version based on the latest content in the `docs` directory. That specific set of documentation will then be preserved and accessible even as the documentation in the `docs` directory changes moving forward.
-
 :::caution
 
 Think about it before starting to version your documentation - it can become difficult for contributors to help improve it!

website/docs/guides/markdown-features/markdown-features-admonitions.mdx

@@ -1,10 +1,11 @@
 ---
 id: admonitions
-title: Admonitions
 description: Handling admonitions/callouts in Docusaurus Markdown
 slug: /markdown-features/admonitions
 ---
 
+# Admonitions
+
 import BrowserWindow from '@site/src/components/BrowserWindow';
 import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';

website/docs/guides/markdown-features/markdown-features-assets.mdx

@@ -1,10 +1,11 @@
 ---
 id: assets
-title: Assets
 description: Handling assets in Docusaurus Markdown
 slug: /markdown-features/assets
 ---
 
+# Assets
+
 import BrowserWindow from '@site/src/components/BrowserWindow';
 import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';

website/docs/guides/markdown-features/markdown-features-code-blocks.mdx

@@ -1,10 +1,11 @@
 ---
 id: code-blocks
-title: Code blocks
 description: Handling code blocks in Docusaurus Markdown
 slug: /markdown-features/code-blocks
 ---
 
+# Code blocks
+
 import BrowserWindow from '@site/src/components/BrowserWindow';
 import CodeBlock from '@theme/CodeBlock';
 

website/docs/guides/markdown-features/markdown-features-head-metadata.mdx

@@ -1,6 +1,5 @@
 ---
 id: head-metadata
-title: Head Metadata
 description: Declaring page-specific head metadata through MDX
 slug: /markdown-features/head-metadata
 ---

website/docs/guides/markdown-features/markdown-features-intro.mdx

@@ -1,11 +1,11 @@
 ---
 id: introduction
-title: Markdown Features
-sidebar_label: Introduction
 description: Docusaurus uses MDX. Find out more about Docusaurus-specific features when writing Markdown.
 slug: /markdown-features
 ---
 
+# Markdown Features
+
 import BrowserWindow from '@site/src/components/BrowserWindow';
 
 Documentation is one of your product's interfaces with your users. A well-written and well-organized set of docs helps your users understand your product quickly. Our aligned goal here is to help your users find and understand the information they need, as quickly as possible.

website/docs/guides/markdown-features/markdown-features-math-equations.mdx

@@ -1,10 +1,11 @@
 ---
 id: math-equations
-title: Math Equations
 description: Writing LaTeX Math Equations
 slug: /markdown-features/math-equations
 ---
 
+# Math Equations
+
 import BrowserWindow from '@site/src/components/BrowserWindow';
 
 Mathematical equations can be rendered using [KaTeX](https://katex.org).

website/docs/guides/markdown-features/markdown-features-plugins.mdx

@@ -1,10 +1,11 @@
 ---
 id: plugins
-title: MDX Plugins
 description: Using MDX plugins to expand Docusaurus Markdown functionalities
 slug: /markdown-features/plugins
 ---
 
+# MDX Plugins
+
 Sometimes, you may want to extend or tweak your Markdown syntax. For example:
 
 - How do I embed youtube videos using the image syntax (`![](https://youtu.be/yKNxeF4KMsY)`)?

website/docs/guides/markdown-features/markdown-features-react.mdx

@@ -1,6 +1,5 @@
 ---
 id: react
-title: MDX and React
 description: Using the power of React in Docusaurus Markdown documents, thanks to MDX
 slug: /markdown-features/react
 ---

website/docs/guides/markdown-features/markdown-features-tabs.mdx

@@ -1,10 +1,11 @@
 ---
 id: tabs
-title: Tabs
 description: Using tabs inside Docusaurus Markdown
 slug: /markdown-features/tabs
 ---
 
+# Tabs
+
 ```mdx-code-block
 import BrowserWindow from '@site/src/components/BrowserWindow';
 import Tabs from '@theme/Tabs';