feat: opkg (openwrt) support

Author: darkgeek

README.md

@@ -121,6 +121,7 @@ curl -fsSL https://raw.githubusercontent.com/ThatOneCalculator/NerdFetch/main/ne
 - FreeBSD
 - OpenBSD
 - NetBSD
+- OpenWrt
 
 ### Known issue(s)
 

nerdfetch

@@ -186,7 +186,7 @@ esac
 
 ## PACKAGE MANAGER AND PACKAGES DETECTION
 
-MANAGER=$(which nix-env pkg flatpak yum zypper dnf rpm dpkg-query brew port pacman xbps-query emerge cave apk kiss pmm /usr/sbin/slackpkg bulge birb yay paru pacstall cpm pmm eopkg getprop 2>/dev/null)
+MANAGER=$(which nix-env pkg flatpak yum zypper dnf rpm dpkg-query brew port pacman xbps-query emerge cave apk kiss pmm /usr/sbin/slackpkg bulge birb yay paru pacstall cpm pmm opkg eopkg getprop 2>/dev/null)
 manager=$(basename "$MANAGER")
 if [ $distrotype = netbsd ]; then
 	manager="pkg_info-netbsd"
@@ -213,6 +213,7 @@ xbps-query) packages="$(xbps-query -l | wc -l)" ;;
 nix-env) packages="$(nix-store -q --requisites /run/current-system/sw | wc -l)" ;;
 apk) packages="$(apk list --installed | wc -l)" ;;
 pmm) packages="$(/bedrock/libexec/pmm pacman pmm -Q 2>/dev/null | wc -l)" ;;
+opkg) packages="$(opkg list-installed | wc -l)" ;;
 eopkg) packages="$(eopkg li | wc -l)" ;;
 /usr/sbin/slackpkg) packages="$(ls /var/log/packages | wc -l)" ;;
 bulge) packages="$(bulge list | wc -l)" ;;