prerelease-rc-1 (#1317) [deploy][prerelease]

* prerelease-rc-1

* Updating readme to mention we are soon in RC

Base/Dockerfile

@@ -71,10 +71,10 @@ COPY supervisord.conf /etc
 RUN  mkdir -p /opt/selenium /opt/selenium/assets /var/run/supervisor /var/log/supervisor \
   && touch /opt/selenium/config.toml \
   && chmod -R 777 /opt/selenium /opt/selenium/assets /var/run/supervisor /var/log/supervisor /etc/passwd \
-  # && wget --no-verbose https://github.com/SeleniumHQ/docker-selenium/raw/beta-jars/selenium-server-4.0.0-prerelease-beta-4-f10cb89fe1.jar \
-  #  -O /opt/selenium/selenium-server.jar \
-  && wget --no-verbose https://selenium-release.storage.googleapis.com/4.0-beta-4/selenium-server-4.0.0-beta-4.jar \
-     -O /opt/selenium/selenium-server.jar \
+  && wget --no-verbose https://github.com/SeleniumHQ/docker-selenium/releases/download/4.0.0-beta-4-20210608/selenium-server-4.0.0-prerelease-rc-1-23ece4f646.jar \
+    -O /opt/selenium/selenium-server.jar \
+  # && wget --no-verbose https://selenium-release.storage.googleapis.com/4.0-beta-4/selenium-server-4.0.0-beta-4.jar \
+  #   -O /opt/selenium/selenium-server.jar \
   && chgrp -R 0 /opt/selenium ${HOME} /opt/selenium/assets /var/run/supervisor /var/log/supervisor \
   && chmod -R g=u /opt/selenium ${HOME} /opt/selenium/assets /var/run/supervisor /var/log/supervisor
 

README.md

@@ -6,9 +6,9 @@ and made the source code freely available under the [Apache License 2.0](LICENSE
 ![Build & test](https://github.com/SeleniumHQ/docker-selenium/workflows/Build%20&%20test/badge.svg?branch=trunk)
 ![Deployments](https://github.com/SeleniumHQ/docker-selenium/workflows/Deploys/badge.svg)
 
-# :point_right: Status: Grid 4 is under development and on a [Beta stage](https://en.wikipedia.org/wiki/Software_release_life_cycle#Beta)
+# :point_right: Grid 4 is under development and is a [Release Candidate (RC)](https://en.wikipedia.org/wiki/Software_release_life_cycle#Release_candidate)
 Prereleases are happening on a regular basis to get early feedback. This means that all other Selenium components
-can be currently at a different beta version (e.g. bindings on Beta 2, and Docker images on prerelease Beta 3).
+can be currently at a different RC or beta version (e.g. bindings on Beta 4, and Docker images on prerelease RC 1).
 
 Docker images for Grid 4 come with a handful of tags to simplify its usage, have a look at them in one of 
 our [releases](https://github.com/SeleniumHQ/docker-selenium/releases/tag/4.0.0-beta-4-20210608)