doc: /update-3rdparty github command

Signed-off-by: Max <max@nextcloud.com>

diff --git a/README.md b/README.md
index 8954002eb30c3dadccf4b5116c2a8ad01aec7c0f..5ef94047d066da494f2fbf41f66130e2edefc07c 100644 (file)
--- a/README.md
+++ b/README.md
@@ -138,6 +138,9 @@ After that, please also include the autoloader file changes in your commits.
 - [🌊 WAVE](https://wave.webaim.org/extension/) for accessibility testing
 - [🚨 Lighthouse](https://developers.google.com/web/tools/lighthouse/) for testing performance, accessibility, and more
 
+#### Helpful bots at github :robot:
+
+- Comment on a pull request with `/update-3rdparty` to update the 3rd party submodule. It will update to the last commit of the 3rd party branch named like the PR target.
 
 ## Contribution guidelines 📜