fix: update to modern Node.js and remove source repos (#636)

* fix: update to modern Node.js and remove source repos

* fix: remove duplicate HOME export.

* fix: add error handling 

 exit immediately if a command exits with non-zero status

* fix: remove unused variable (no longer using source repos)

---------

Co-authored-by: Adam Ross <[email protected]>

Author: iennae

gce/startup-script.sh

@@ -13,15 +13,14 @@
 # limitations under the License.
 
 # [START startup]
-set -v
+set -ve
 
 
 # Talk to the metadata server to get the project id
 PROJECTID=$(curl -s "http://metadata.google.internal/computeMetadata/v1/project/project-id" -H "Metadata-Flavor: Google")
 # [END startup]
 echo ${PROJECTID}
 # [START startup]
-REPOSITORY="new-repo"
 
 # Install logging monitor. The monitor will automatically pick up logs sent to
 # syslog.
@@ -32,20 +31,19 @@ service google-fluentd restart &
 apt-get update
 apt-get install -yq ca-certificates git build-essential supervisor
 
+# git requires $HOME and it's not set during the startup script.
+# Fetch source code
+export HOME=/root
+git clone https://github.com/GoogleCloudPlatform/nodejs-getting-started.git /opt/app
+
 # Install nodejs
 mkdir /opt/nodejs
-curl https://nodejs.org/dist/v16.15.0/node-v16.15.0-linux-x64.tar.gz | tar xvzf - -C /opt/nodejs --strip-components=1
+curl https://nodejs.org/dist/v22.14.0/node-v22.14.0-linux-x64.tar.xz | tar xvfJ - -C /opt/nodejs --strip-components=1
 ln -s /opt/nodejs/bin/node /usr/bin/node
 ln -s /opt/nodejs/bin/npm /usr/bin/npm
 
-# Get the application source code from the Google Cloud Repository.
-# git requires $HOME and it's not set during the startup script.
-export HOME=/root
-git config --global credential.helper gcloud.sh
-git clone https://source.developers.google.com/p/${PROJECTID}/r/${REPOSITORY} /opt/app/new-repo
-
 # Install app dependencies
-cd /opt/app/new-repo
+cd /opt/app/gce
 npm install
 
 # Create a nodeapp user. The application will run as this user.
@@ -55,7 +53,7 @@ chown -R nodeapp:nodeapp /opt/app
 # Configure supervisor to run the node app.
 cat >/etc/supervisor/conf.d/node-app.conf << EOF
 [program:nodeapp]
-directory=/opt/app/new-repo
+directory=/opt/app/gce
 command=npm start
 autostart=true
 autorestart=true