Add Steam app

apps/Steam/description

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+This emulates the x86_32bit Linux version of Steam using Box86.
+To run: Menu -> Games -> Steam

apps/Steam/install-32

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+function error {
+  echo -e "\\e[91m$1\\e[39m"
+  exit 1
+}
+
+"${DIRECTORY}/pkg-install" "libappindicator1 libnm0" "$(dirname "$0")" || exit 1
+
+if [ "$(cat "$DIRECTORY/data/status/Box86")" != 'installed' ];then
+  echo 'Installing box86 first...'
+  "$DIRECTORY/manage" install Box86
+fi
+
+echo "Downloading steam.deb"
+wget https://steamcdn-a.akamaihd.net/client/installer/steam.deb || error "Failed to download steam.deb!"
+echo "Extracting steam.deb"
+ar x steam.deb
+echo "Installing files..."
+sudo tar xf data.tar.xz -C /
+echo "Edited steam script to run on Raspberry Pi..."
+sudo sed -i 's/set -e/set -e\nexport STEAMOS=1\nexport STEAM_RUNTIME=1/' /usr/lib/steam/bin_steam.sh
+echo "Cleaning up..."
+rm steam.deb control.tar.gz debian-binary data.tar.xz
+exit 0

apps/Steam/uninstall

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+function error {
+  echo -e "\\e[91m$1\\e[39m"
+  exit 1
+}
+
+#if your app installs any packages, keep this command here so those packages will be removed.
+"${DIRECTORY}/purge-installed" "$(dirname "$0")" || exit 1
+
+wget https://steamcdn-a.akamaihd.net/client/installer/steam.deb || error "Failed to download steam.deb!"
+ar x steam.deb
+filelist="$(tar tf data.tar.xz | sed "s/^.//g")"
+
+IFS=$'\n'
+for file in $filelist
+do
+  if [ -f "$file" ];then
+    echo "Deleting $file"
+    sudo rm "$file"
+  fi
+done
+
+rm -f steam.deb control.tar.gz debian-binary data.tar.xz /home/pi/Desktop/steam.desktop
+
+rm -rf ~/.steam ~/.local/share/Steam
+exit 0

apps/Steam/website

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+https://www.tomshardware.com/how-to/raspberry-pi-install-steam