docs: allow to specify release notes in update command

README.md

@@ -165,11 +165,13 @@ composer docker:update-ranges
 ## Create a minor release after ranges autoupdate
 
 ```shell
-read "Pull request number?PR_NUMBER"
+read "PR_NUMBER?Pull request number: "
 gh pr merge --auto -dr $PR_NUMBER
+CURRENT_VERSION=$(git tag --sort=-v:refname | head -n 1)
 IFS='.' read -r major minor patch <<< "$CURRENT_VERSION"
 NEW_VERSION="$major.$minor.$((patch + 1))"
-gh release create $NEW_VERSION --title $NEW_VERSION --body "Updates ranges"
+read "RELEASE_NOTES?Release notes: "
+gh release create $NEW_VERSION --title $NEW_VERSION --notes $RELEASE_NOTES
 ```