diff --git a/scripts/before_install.sh b/scripts/before_install.sh
index b23e5dd..21812cf 100644
--- a/scripts/before_install.sh
+++ b/scripts/before_install.sh
@@ -1,33 +1,43 @@
 #!/usr/bin/env bash
 
-sudo apt-get -y update
-# sudo rm -rf /home/ubuntu/install
+set -e  # Exit immediately if a command exits with a non-zero status
+set -x  # Print commands and their arguments as they are executed
 
+# Log function to capture error messages
+log() {
+    echo "$1" >> /var/log/codedeploy_before_install.log
+}
+
+log "Updating apt-get"
+sudo apt-get -y update || { log "apt-get update failed"; exit 1; }
+
+log "Checking for /home/ubuntu/install"
 if [ ! -f "/home/ubuntu/install" ]; then
-    # install CodeDeploy agent
-    sudo apt-get -y install ruby
-    sudo apt-get -y install wget
+    log "Installing CodeDeploy agent"
+    sudo apt-get -y install ruby || { log "ruby installation failed"; exit 1; }
+    sudo apt-get -y install wget || { log "wget installation failed"; exit 1; }
     cd /home/ubuntu
-    wget https://aws-codedeploy-eu-north-1.s3.amazonaws.com/latest/install
-    sudo chmod +x ./install 
-    sudo ./install auto
+    wget https://aws-codedeploy-eu-north-1.s3.amazonaws.com/latest/install || { log "wget failed"; exit 1; }
+    sudo chmod +x ./install
+    sudo ./install auto || { log "CodeDeploy agent installation failed"; exit 1; }
 fi
 
-# install golang
-sudo apt-get -y install golang-go
+log "Installing golang-go"
+sudo apt-get -y install golang-go || { log "golang-go installation failed"; exit 1; }
 
-# install nodeJS and npm
-sudo apt -y install nodejs
-sudo apt -y install npm
+log "Installing nodejs and npm"
+sudo apt -y install nodejs || { log "nodejs installation failed"; exit 1; }
+sudo apt -y install npm || { log "npm installation failed"; exit 1; }
 
-# Install MongoDB only if not already present
+log "Checking for MongoDB installation"
 if [ ! -f "/usr/bin/mongod" ]; then
-    sudo apt-get install gnupg curl
-    curl -fsSL https://www.mongodb.org/static/pgp/server-7.0.asc | \
-       sudo gpg -o /usr/share/keyrings/mongodb-server-7.0.gpg \
-       --dearmor
-    echo "deb [ arch=amd64,arm64 signed-by=/usr/share/keyrings/mongodb-server-7.0.gpg ] https://repo.mongodb.org/apt/ubuntu jammy/mongodb-org/7.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-7.0.list
-    sudo apt-get update
-    sudo apt-get install -y mongodb-org
-    sudo apt-get install -y mongosh
+    log "Installing MongoDB"
+    sudo apt-get install -y gnupg curl || { log "gnupg or curl installation failed"; exit 1; }
+    curl -fsSL https://www.mongodb.org/static/pgp/server-7.0.asc | sudo gpg -o /usr/share/keyrings/mongodb-server-7.0.gpg --dearmor || { log "MongoDB GPG key download failed"; exit 1; }
+    echo "deb [ arch=amd64,arm64 signed-by=/usr/share/keyrings/mongodb-server-7.0.gpg ] https://repo.mongodb.org/apt/ubuntu jammy/mongodb-org/7.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-7.0.list || { log "MongoDB repository addition failed"; exit 1; }
+    sudo apt-get update || { log "apt-get update failed after adding MongoDB repository"; exit 1; }
+    sudo apt-get install -y mongodb-org || { log "mongodb-org installation failed"; exit 1; }
+    sudo apt-get install -y mongosh || { log "mongosh installation failed"; exit 1; }
 fi
+
+log "BeforeInstall script completed successfully"