Enpass is also a good alternitive , you save your password local or backup to your own nextcloud instance. it also has a mobile app and browser extensions.
https://www.enpass.io/downloads/
- Make a file called zipper.sh (name it how you want it).
- Make the file executable
chmod +x zipper.sh
-Open the file with a text editor / IDE and give it the following content
#!/bin/bash
zip -r /home/sudochecksum/pictures.zip /home/sudochecksum/Pictures/
-r means recurse into directories...