[base-ui][docs] Update the docs post repo separation (mui#41328)

docs/data/base/getting-started/overview/overview.md

@@ -16,12 +16,9 @@ Base UI includes prebuilt components with production-ready functionality, along
 
 With Base UI, you can rapidly build on top of our foundational components using any styling solution you choose—no need to override any default style engine or theme.
 
-:::info
-Base UI is currently in beta.
-
-We're adding new components and features regularly, and you're welcome to contribute!
-
-Look for the [`package: base-ui`](https://github.com/mui/material-ui/labels/package%3A%20base-ui) label on open issues and pull requests in the `mui/material-ui` repository on GitHub to see what other community members are working on, and feel free to submit your own.
+:::warning
+Base UI's API is currently being revised; there will be no new features or components added to the current implementation.
+Learn more about plans for Base UI in [this blog post](/blog/base-ui-2024-plans/).
 :::
 
 ## Advantages of Base UI

docs/data/base/getting-started/support/support.md

@@ -8,9 +8,9 @@ We use GitHub issues as a bug and feature request tracker.
 
 If you think you've found a bug, or you have a new feature idea:
 
-1. Please start by [making sure it hasn't already been reported or fixed](https://github.com/mui/material-ui/issues?q=is%3Aopen+is%3Aclosed).
+1. Please start by [making sure it hasn't already been reported or fixed](https://github.com/mui/base-ui/issues?q=is%3Aopen+is%3Aclosed).
    You can search through existing issues and pull requests to see if someone has reported one similar to yours.
-2. Then, if no duplicates exist, [open an issue](https://github.com/mui/material-ui/issues/new/choose) in the Base UI repository.
+2. Then, if no duplicates exist, [open an issue](https://github.com/mui/base-ui/issues/new/choose) in the Base UI repository.
 
 ### New issue guidelines
 
@@ -78,7 +78,7 @@ This includes issues introduced by external sources, like browser upgrades or ch
 
 ### Social media
 
-The Base UI community is active on both [X/Twitter](https://twitter.com/MaterialUI) and [LinkedIn](https://www.linkedin.com/company/mui/).
+The Base UI community is active on both [X/Twitter](https://twitter.com/MUI_hq) and [LinkedIn](https://www.linkedin.com/company/mui/).
 These are great platforms to share what you're working on and connect with other developers.
 
 ### Discord

docs/pages/base-ui.tsx

@@ -27,7 +27,7 @@ export default function BaseUI() {
         />
       </Head>
       <AppHeaderBanner />
-      <AppHeader gitHubRepository="https://github.com/mui/material-ui" />
+      <AppHeader gitHubRepository="https://github.com/mui/base-ui" />
       <main id="main-content">
         <BaseUIHero />
         <BaseUISummary />