wget -O /tmp/key-build.pub https://downloads.peditxos.ir/key-build.pub
opkg-key add /tmp/key-build.pub

. /etc/openwrt_release
if [ "$DISTRIB_RELEASE" = "SNAPSHOT" ]; then
  echo "src/gz peditxos_repo https://downloads.peditxos.ir/main/$DISTRIB_ARCH" >> /etc/opkg/customfeeds.conf
else
  echo "src/gz peditxos_repo https://downloads.peditxos.ir/openwrt-${DISTRIB_RELEASE%.*}/$DISTRIB_ARCH" >> /etc/opkg/customfeeds.conf
fi

opkg update
opkg install luci-app-passwall