diff --git a/.ci/build b/.ci/build
index cafb876..58377c7 100755
--- a/.ci/build
+++ b/.ci/build
@@ -68,6 +68,20 @@ function execute-isolated() {
 
 if [[ "$1" == cabal* ]] ; then
     execute-isolated "$@" # execute the cabal command
+elif [[ "$1" == 'shell' ]] 
+ then
+  echo "+ execute-isolated $*"
+  exec docker run -it -u"$(id -u):$(id -g)" \
+  -v $CABAL_CACHE_DIR:$HOME/.cabal \
+  -v $CABAL_CACHE_DIR:/.cabal \
+	-v $DIST_NEWSTYLE_DIR:$WORKDIR/dist-newstyle/ \
+  -v $WORKDIR:$WORKDIR \
+  -v $CHROOT_DIR:/chroot-env/ \
+  -e OVERRIDE_CHROOT_DIR=/chroot-env \
+	-e HOME=$HOME \
+	--entrypoint /bin/bash \
+	--workdir $WORKDIR \
+	dquadrant/cardano-ci 
 else
     ## default build
     execute-isolated 'cabal build exe:kuber && bash -e ./.ci/copy-libraries.sh'
diff --git a/.dockerignore b/.dockerignore
index 7f29364..09fd87c 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,2 +1,5 @@
 *
-!./dist-newstyle/build/docker
\ No newline at end of file
+!./dist-newstyle/build/docker/chroot-env
+!./.ci
+!./playground
+./playground/node_modules
\ No newline at end of file
diff --git a/README.md b/README.md
index 92fd281..7217d23 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Kuber can be stared easily with [docker-compose.yml](./docker-compose.yml) file.
 
 ```bash
 git clone https://github.com/dquadrant/kuber.git
-git checkout 2.2.0
+git checkout 2.3.0
 docker-compose up -d
 ```
 
diff --git a/kuber.cabal b/kuber.cabal
index 3587fd5..8c4612b 100644
--- a/kuber.cabal
+++ b/kuber.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               kuber
-version:            2.1.0.0
+version:            2.3.0.0
 
 -- A short (one-line) description of the package.
 -- synopsis:
diff --git a/server/kuber-server.cabal b/server/kuber-server.cabal
index e13455a..acc40b4 100644
--- a/server/kuber-server.cabal
+++ b/server/kuber-server.cabal
@@ -1,6 +1,6 @@
 cabal-version:      2.4
 name:               kuber-server
-version:            2.1.0.0
+version:            2.3.0.0
 
 -- A short (one-line) description of the package.
 -- synopsis: