only run npm in docker if user is ubuntu

b9/lib/_npm.sh

@@ -3,6 +3,9 @@
 _b9_npm() {
     local WORKDIR=$1
     shift
+
+    # TODO run all build steps in a container
+    if [ $(id -u) == "1000" ]; then
         docker run \
             --rm \
             -w /home/ubuntu/newclient \
@@ -13,9 +16,11 @@ _b9_npm() {
                 chmod 600 /home/ubuntu/.ssh/id_rsa_deploy
                 npm "$@"
             "
-    # pushd $WORKDIR
+    else
-    # npm "$@"
+        pushd $WORKDIR &> /dev/null
-    # popd
+        npm "$@"
+        popd &> /dev/null
+    fi
 }
 
 _b9_npm_get_github_ssh() {