post_install() {
    echo ""
    echo "==============================================="
    echo "  Stegasoo CLI installed successfully!"
    echo "==============================================="
    echo ""
    echo "Usage:"
    echo "  stegasoo --help          # Show all commands"
    echo "  stegasoo generate        # Generate passphrase + PIN"
    echo "  stegasoo encode ...      # Hide data in an image"
    echo "  stegasoo decode ...      # Extract hidden data"
    echo "  stegasoo tools --help    # Image tools (compress, etc.)"
    echo ""
    echo "For web UI or REST API, install stegasoo-git instead."
    echo ""
}

post_upgrade() {
    post_install
}