To view the contents of the Debian Software Package (.deb) files, use dpkg-deb like so:
dpkg-deb -c google-chrome-stable_current_amd64.deb
drwxr-xr-x root/root 0 2025-04-22 09:08 ./
drwxr-xr-x root/root 0 2025-04-22 09:08 ./etc/
drwxr-xr-x root/root 0 2025-04-22 09:08 ./etc/cron.daily/
drwxr-xr-x root/root 0 2025-04-22 09:08 ./opt/
drwxr-xr-x root/root 0 2025-04-22 09:08 ./opt/google/
drwxr-xr-x root/root 0 2025-04-22 09:08 ./opt/google/chrome/
-rw-r--r-- root/root 7 2025-04-22 09:08 ./opt/google/chrome/CHROME_VERSION_EXTRA
drwxr-xr-x root/root 0 2025-04-22 09:08 ./opt/google/chrome/MEIPreload/
-rw-r--r-- root/root 238 2025-04-22 09:08 ./opt/google/chrome/MEIPreload/manifest.json
...