Merge remote-tracking branch 'upstream/master' into feat/collapsible-…

…component

.github/ISSUE_TEMPLATE/config.yml

@@ -1,4 +1,4 @@
 contact_links:
   - name: Support ❔
-    url: https://mui.com/getting-started/support/
+    url: https://mui.com/base-ui/getting-started/support/
     about: I need support with Base UI.

.github/workflows/support-stackoverflow.yml

@@ -22,14 +22,14 @@ jobs:
           # Comment to post on issues marked as support requests. Add a link
           # to a support page, or set to `false` to disable
           issue-comment: |
-            👋 Thanks for using MUI Core!
+            👋 Thanks for using this project!
 
             We use GitHub issues exclusively as a bug and feature requests tracker, however,
             this issue appears to be a support request.
 
-            For support, please check out https://mui.com/getting-started/support/. Thanks!
+            For support with Base UI please check out https://mui.com/base-ui/getting-started/support/. Thanks!
 
-            If you have a question on Stack Overflow, you are welcome to link to it here, it might help others.
+            If you have a question on Stack Overflow, you are welcome to link to it here, it might help others.
             If your issue is subsequently confirmed as a bug, and the report follows the issue template, it can be reopened.
           close-issue: true
           lock-issue: false

CONTRIBUTING.md

@@ -1,6 +1,6 @@
 # Contributing to Base UI
 
-## Base UI vs. Material UI
+## Base UI vs. MUI organization
 
 Base UI is an open-source project of the MUI organization. The repositories are part of the same codebase.
 `mui/base-ui` imports the code infrastructure from [`mui/material-ui`](https://github.com/mui/material-ui).