docs: add changelog for aud31-sep13 (#1130)

* docs: add changelog for aud31-sep13

* docs: update navigation groups documentation to include link for expanded field

* fix: correct typos in changelog for MCP server name and assistant analytics exports

Author: skeptrunedev

changelog.mdx

@@ -5,98 +5,6 @@ rss: true
 noindex: true
 ---
 
-<Update label="September 27 - October 3" tags={["New releases", "Improvements"]} rss={{ title: "Weekly Updates", description: "Products navigation, accessibility CLI, API playground enhancements, and extensive accessibility improvements" }}>
-
-## New features
-
-- **Products navigation**: Organize documentation for multiple products with the product switcher navigation
-- **Accessibility CLI command**: Run `mint a11y` to test your docs for accessibility issues
-- **Video responses in API playground**: API playground now supports displaying video response types
-- **API playground prefill**: New option to prefill API playground examples for faster testing
-- **Unauthenticated feedback**: For sites using partial authentication, users can now submit feedback without being authenticated
-- **Shiki theme support**: Shiki themes are now supported for code block styling
-- **Twoslash for code blocks**: TypeScript and JavaScript code blocks now support Twoslash for inline type information
-
-## Accessibility improvements
-
-- Added comprehensive ARIA attributes across components for better screen reader support
-- New "skip to main content" button for keyboard navigation
-- Arrow key navigation support in tab components
-- Enhanced tooltips, nested lists, and code group accessibility
-- Improved focus states and keyboard interaction patterns throughout the UI
-
-## Assistant and analytics enhancements
-
-- Added bar chart visualization for assistant query analytics
-- Unified date range picker in assistant analytics page
-- Zoom controls for assistant analytics charts
-- Better assistant history management with hotkeys and chat sheet improvements
-
-## Bug fixes and reliability
-
-- Fixed z-index issues with side panel overlays
-- Fixed light mode color fallbacks and theme-related styling bugs
-- Fixed API playground expandables not working with anchor links
-- Fixed `.md` link accessibility for ChatGPT and other LLM agents
-- Fixed image dimension handling for percentage-based widths and heights
-- Fixed code block rendering issues with language tags and custom themes
-- Fixed accordion link formatting and styling
-- Fixed footer spacing when assistant configuration is empty
-- Fixed card icon rendering for local repository images
-- Fixed audio file handling in API playground (prevented UTF-8 decoding)
-- Improved PR publish state management in web editor
-
-</Update>
-
-<Update label="September 20 - September 26" tags={["Improvements"]} rss={{ title: "Weekly Updates", description: "Language support expansion, UI improvements, and infrastructure enhancements" }}>
-
-## Language support expansion
-
-- Added support for Romanian and Czech languages in the documentation interface
-- Enhanced localization capabilities with complete translation coverage for new languages
-- Improved language selector functionality across all themes
-
-## UI and user experience improvements
-
-- Fixed tab visibility issues on 404 pages to prevent incorrect active tab highlighting
-- Enhanced image handling with proper width and height attribute passing for non-optimized images
-- Improved 404 page layout and styling consistency
-
-## Infrastructure and performance enhancements
-
-- Enhanced GIF image processing by skipping costly Imgix auto-formatting to reduce processing time and bandwidth usage
-- Optimized image serving performance with special handling for animated content
-
-## Bug fixes and reliability
-
-- Fixed contact email routing in dashboard settings for Assistant add-on requests
-- Enhanced database schema updates for better user management
-
-</Update>
-
-<Update label="September 14 - September 19" tags={["Improvements"]} rss={{ title: "Weekly Updates", description: "GitLab integration enhancements, app router migration progress, authentication improvements, and bug fixes" }}>
-
-## GitLab integration enhancements
-
-- Enhanced GitLab connection UI in dashboard settings for easier repository management
-- Added webhook support for automatic documentation updates on GitLab commits
-
-## Web editor and authentication improvements
-
-- Continued app router migration for the web editor, removing blockers and improving performance
-- Enhanced login error handling with explicit email validation messages
-- Fixed whitespace handling in email address validation
-
-## Bug fixes and reliability
-
-- Fixed app router socket update functionality for real-time features
-- Fixed SVG path rendering issues in documentation
-- Fixed keyboard navigation in search and chat functionality
-- Fixed history status endpoint reliability
-- Resolved middleware edge cases and onClick event handling issues
-
-</Update>
-
 <Update label="August 31 - September 13" tags={["New releases", "Improvements"]} rss={{ title: "Weekly Updates", description: "AI 404 suggestions, assistant web search with external sources, security enhancement, and reliability fixes" }}>
 
 ## Major releases
@@ -115,7 +23,6 @@ noindex: true
 
 ## Web editor and deployments
 
-- Security enhancement added to editor such that only users with `write permissions` for the connected git hosting repository can make changes
 - Fixed a bug where preview deployments wouldn't work for branches with `=` in the name
 - Fixed a bug where long branch names would overflow modals on preview deployment creations
 - Quality of life improvement where email query parameter will prefill the input on signup invitations
@@ -243,7 +150,7 @@ noindex: true
 
 - Support for custom classnames in `h{1-4}` tags for applying custom heading styles
 - Fixed `h{1-4}` tags rendering as `Heading` components with chips in custom page mode
-- Added CSS selectors to [breadcrumbs](/organize/navigation#breadcrumbs) for custom CSS targeting
+- Added CSS selectors to [breadcrumbs](/navigation#breadcrumbs) for custom CSS targeting
 - Fixed stretched open-graph images by analyzing dimensions to maintain proportions at 56px height
 - Corrected `VSCode` to `VS Code` in contextual menu when enabled
 - Fixed headings within custom components appearing in table of contents alongside semantic headings
@@ -276,7 +183,7 @@ noindex: true
   ## API playground enhancements
 
   - New [Search API endpoint](https://mintlify.com/docs/api-reference/assistant/search) so you can build agents and MCP servers on top of your docs
-  - `openapi` and `asyncapi` files are now served at their specified paths (for example, `https://mydocsurl.extension/{openapi-or-file-name}.json`)
+  - `openapi` and `asyncapi` files are now served at their specified paths (e.g. `https://mydocsurl.extension/{openapi-or-file-name}.json`)
   - You can now use the [`x-mint` field in your openapi files](https://mintlify.com/docs/api-playground/openapi-setup#x-mint-extension) to override generated fields, customize preface content, or change endpoint URLs in code samples
   - [`x-mcp` is now `x-mint.mcp`](https://mintlify.com/docs/api-playground/openapi-setup#mcp) in OpenAPI configurations to control which routes are exposed as MCP tools
 
@@ -370,13 +277,13 @@ noindex: true
   - Copy shortcut for code examples generated by assistant
   - "Ask AI" shortcut on code blocks in documentation to generate explanations from the assistant
 
-  Learn more in the [assistant docs](/ai/assistant).
+  Learn more in the [assistant docs](/guides/assistant).
 
   ## Subscribable changelogs
   - Automatically generate an RSS feed from changelog pages
   - Integrate RSS-enabled updates with Slack, email, and other tools
 
-  Learn more in our new [Changelog guide](/create/changelogs)
+  Learn more in our new [Changelog guide](/guides/changelogs)
 
 </Update>
 
@@ -518,7 +425,7 @@ noindex: true
   ## AI Assistant Improvements
 
   - New UI with dedicated chat page & pre-filled prompts
-  - Stability improvements. For example, bug fixes of editing the wrong file or no files at all
+  - Stability improvements, e.g. bug fixes of editing the wrong file or no files at all
   - More robust knowledge for adding & editing components
   - Improved `docs.json` file editing
 
@@ -531,7 +438,7 @@ noindex: true
   We’ve overhauled the design and performance of the [API Playground](/api-playground/). Updates include:
 
   - Easier detail expansion for an overview of a field
-  - More intuitive nested design. For example, adding or deleting items
+  - More intuitive nested design, e.g. adding or deleting items
   - Faster response times
 
   ## Quality Improvements
@@ -558,7 +465,7 @@ noindex: true
 
   ## GitLab Integration Upgrade
 
-  We've improved our support for syncing with GitLab, such as enabling automated updates and preview deployments. Check out our [docs on GitLab](/deploy/gitlab) to get started.
+  We've improved our support for syncing with GitLab, such as enabling automated updates and preview deployments. Check out our [docs on GitLab](/settings/gitlab) to get started.
 
   ## Web Editor