diff --git a/.github/shared/actions/devcontainer-shell-run/action.yaml b/.github/shared/actions/devcontainer-shell-run/action.yaml
index cdaed1a..b078cb6 100644
--- a/.github/shared/actions/devcontainer-shell-run/action.yaml
+++ b/.github/shared/actions/devcontainer-shell-run/action.yaml
@@ -19,6 +19,10 @@ runs:
 
     - uses: devcontainers/ci@v0.3
       id: devcontainer_shell_run
+      env:
+        # for some reason these default env vars are not available in the dev container by default
+        GITHUB_ACTIONS: true
+        CI: true
       with:
         push: never
         cacheFrom: ${{ steps.image_name.outputs.image_name }}
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 1d6862d..2b52140 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -45,9 +45,6 @@ jobs:
         id: build_project
         with:
           runCmd: |
-            # for some reason these default env vars are not available in the dev container by default
-            export GITHUB_ACTIONS=true
-            export CI=true
             env
             pnpm install --frozen-lockfile
             echo "WP_ENV_HOME=${WP_ENV_HOME}"
diff --git a/scripts/build.sh b/scripts/build.sh
index 2a2fbc4..3253548 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -6,15 +6,15 @@
 # this script is used to build all packages of the monorepo
 #
 
+# bootstrap the environment
+source "$(realpath $0 | xargs dirname)/includes/bootstrap.sh"
+
 # skip building if BUILD_UP_TO_DATE is set to 1
 if [[ "${BUILD_UP_TO_DATE:-}" == '1' ]]; then
   ionos.wordpress.log_info "skip (re)building : BUILD_UP_TO_DATE=1"
   exit 0
 fi
 
-# bootstrap the environment
-source "$(realpath $0 | xargs dirname)/includes/bootstrap.sh"
-
 # build a monorepo workspace package of type npm
 #
 # @param $1 path to workspace package directory
diff --git a/scripts/test.sh b/scripts/test.sh
index de49839..546fd91 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -11,7 +11,7 @@ source "$(realpath $0 | xargs dirname)/includes/bootstrap.sh"
 
 #region execute storybook tests
 # install playwright dependencies
-([[ "$CI" == "1" ]] || [[ "$CI" == "true" ]]) && pnpm exec playwright install-deps
+[[ -z $CI ]] && pnpm exec playwright install-deps
 
 pnpm exec playwright test -c ./playwright-ct.config.js $@
 #endregion