My Script For System+Packages Update/Reinstallation After Updating SteamDeck OS To Restore Desired Package Installations To Updated System

after-update.sh

#!/bin/bash

function installSoftware()
{
    read -p "Continue? (Y/N): " confirm
    if [[ "$confirm" == [yY] ]]; then
        echo -e "\e[35mInstall Additional Software Now?\e[0m"
        echo -e "\e[35mSoftware To Install: git,acpi, bc, ffmpeg, espeak, yt-dlp, android-tools, devede, python-pip\e[0m"
        read -p "Continue? (Y/N): " confirm
        if [[ "$confirm" == [yY] || "$confirm" == [yY][eE][sS] ]]; then
            echo -e "\e[35mInstalling git and acpi\e[0m"
            sudo pacman -Sy --needed git acpi
            echo -e "\e[35mInstalling bc, ffmpeg, yt-dlp, python-pip and espeak\e[0m"
            sudo pacman -Sy --needed bc ffmpeg espeak-ng yt-dlp python-pip
            echo -e "\e[35mInstalling android-tools\e[0m"
            sudo pacman -Sy --needed android-tools
            echo -e "\e[35mInstalling devede\e[0m"
            sudo pacman -Sy --needed devede
            read -p "install libimobiledevice and usbmuxd? (Y/N):"
            if [[ "$confirm" == [yY] || "$confirm" == [yY][eE][sS] ]]; then
                echo -e "\e[35mInstalling libimobiledevice and usbmuxd\e[0m"
                sudo pacman -Sy --needed libimobiledevice usbmuxd
            else
                echo -e "\e[35mSkipping libimobiledevice and usbmuxd\e[0m"
            fi
            read -p "install base-devel? (Y/N): " confirm
            if [[ "$confirm" == [yY] ]]; then
                sudo pacman -Sy --needed base-devel
            else
                echo -e "\e[35mskipping base-devel\e[0m"
            fi
            echo -e "\e[35mDone Installing Software\e[0m"
        else
            echo -e "\e[35mNo pacman Software Will Be Installed\e[0m"
        fi
    fi
}

function setupPacman()
{
    read -p "Continue? (Y/N): " confirm
    if [[ "$confirm" == [yY] ]]; then
        echo -e "\e[31mDisabling SteamOS ReadOnly Mode...\e[0m"
        sudo steamos-readonly disable
        echo -e "\e[35mSetting Up pacman...\e[0m"
        sudo pacman-key --init
        sudo pacman -S --noconfirm archlinux-keyring
        sudo pacman-key --populate archlinux
        sudo pacman-key --populate holo
        echo -e "\e[35mpacman is now ready for use\e[0m"
        installSoftware
    else
        echo -e "\e[35mAborting Pacman Setup\e[0m"
    fi
}

function setupSSHD()
{
    read -p "Continue? (Y/N): " confirm
    if [[ "$confirm" == [yY] ]]; then
        read -p "Start sshd? (Y/N): " confirm
        if [[ "$confirm" == [yY] ]]; then
            echo -e "\e[35mStarting sshd...\e[0m"
            sudo systemctl start sshd
        else
            echo -e "\e[35msshd was not started per user request\e[0m"
        fi
        read -p "Enable sshd? (Y/N): " confirm
        if [[ "$confirm" == [yY] ]]; then
            echo -e "\e[35mEnabling sshd...\e[0m"
            sudo systemctl enable sshd
        fi
    fi
}

function setupJapanese()
{
    read -p "Setup Japanese Input? (Y/N): " confirm
    if [[ "$confirm" == [yY] ]]; then
        echo -e "\e[35mSetting Up Japanese Input...\e[0m"
        echo "installing ibus-autostart"
        paru -Sy --needed ibus-autostart
        echo -e "\e[35mSetting Up ibus environment...\e[0m"
        echo "GTK_IM_MODULE=ibus" | sudo tee -a /etc/environment
        echo "QT_IM_MODULE=ibus" | sudo tee -a /etc/environment
        echo "XMODIFIERS=@im=ibus" | sudo tee -a /etc/environment
        echo -e "\e[35mStarting ibus-daemon for Japanese input...\e[0m"
        ibus-daemon -rxRd
    else
        echo -e "\e[35mSkipping Japanese Input Setup...\e[0m"
    fi
}

function memorymod()
{
    read -p "\e[35mxecute Memory Mod? (Increase To 2GB) (Y/N): \e[0m" confirm
    if [[ "$confirm" == [yY] ]]; then
        cat << EOF | sudo tee /etc/security/limits.d/memlock.conf
* hard memlock 2147484
* soft memlock 2147484
EOF
        echo -e "\e[35mMemory Allocation Increased To 2GB\e[0m"
    else
        echo -e "\e[35mNot Increasing Memory Allocatoin"
    fi
}

function noatimemod()
{
    read -p "enable noatime?" confirm
    if [[ "$confirm" == [yY] ]]; then
        sudo sed -i -e '/home/s/\bdefaults\b/&,noatime/' /etc/fstab
    else
        echo -e "\e[35mkeeping file access time\e[0m"
    fi
}

echo -e "\e[35mAfter-Update Helper Script:\e[0m\n"
setupPacman
setupJapanese
setupSSHD
memorymod
noatimemod
#Script Finished Running...
echo -e "\e[35mDone!\e[0m"