Add welcome bot

.github/config.yml

@@ -0,0 +1,40 @@
+# Configuration for welcome bot - https://github.com/behaviorbot/welcome
+
+# Configuration for new-issue-welcome - https://github.com/behaviorbot/new-issue-welcome
+
+# Comment to be posted to on first time issues
+newIssueWelcomeComment: >
+  Thanks for opening your first issue here!
+  Your engagement is essential for open source projects, including Plone. :hugs:
+
+  <br>If you haven't done so already,
+  read [Plone's Code of Conduct](https://plone.org/foundation/about/materials/foundation-resolutions/code-of-conduct).
+  Also please follow the issue template, as it helps both you and other community members contribute more effectively.
+  
+  <br>If your issue is a feature request, others may raise its prominence through
+  [feature voting](https://6.docs.plone.org/contributing/documentation/index.html#github-menu).
+
+  <br>Welcome to the Plone community! :tada:
+
+# Configuration for new-pr-welcome - https://github.com/behaviorbot/new-pr-welcome
+
+# Comment to be posted to on PRs from first time contributors in your repository
+newPRWelcomeComment: >
+  Thanks for submitting your first pull request! You are awesome! :hugs:
+
+  <br>If you haven't done so already, read
+  [Plone's Code of Conduct](https://plone.org/foundation/about/materials/foundation-resolutions/code-of-conduct)
+  and [Contribute to documentation](https://6.docs.plone.org/contributing/documentation/index.html),
+  as this will greatly help the review process.
+
+  <br>Welcome to the EBP community! :tada:
+
+# Configuration for first-pr-merge - https://github.com/behaviorbot/first-pr-merge
+
+# Comment to be posted to on pull requests merged by a first time user
+firstPRMergeComment: >
+  Congratulations on your first merged pull request in this project! :tada:
+
+  ![Congratulations](https://raw.githubusercontent.com/plone/documentation/.github/images/congratulations.jpg)
+
+  <br>Thank you for contributing, we are very proud of you! :heart:

docs/contributing/documentation/index.md

@@ -78,6 +78,8 @@ We currently use the branches `plone/[email protected]`, `plone/plone.api@master
 ```
 
 
+(contributing-documentation-github-menu-label)=
+
 ## GitHub menu
 
 In the upper right of the documentation, you will see the GitHub Octocat icon. 
@@ -88,6 +90,7 @@ In the upper right of the documentation, you will see the GitHub Octocat icon.
 
 You can use this menu to quickly navigate to the `documentation` source repository or open an issue.
 You can also browse open issues and pull requests to see what has already been reported, or work started on, to improve Plone Documentation.
+You can also give a reaction of a thumbs up 👍 on an issue or pull request to express that it is valuable to work on.
 
 ```{tip}
 Working on documentation or on issues labeled with either `33 needs: docs` or `41 lvl: easy` are the two best ways for first-timers to contribute.