Update entrypoint.sh

entrypoint.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 
-# Custom logic or configurations
+# Check if the user already exists
+if id "$USER_ID" >/dev/null 2>&1; then
+  echo "User with ID $USER_ID already exists."
+else
+  # Create the user
+  adduser --uid "$USER_ID" --disabled-password --gecos '' appuser
+fi
 
-# Start the main application process
+# Continue with the application startup
 exec "$@"
-