chore: Add script for postinstall and postremove package, add scripts to gorealeaser

build/postremove.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+if command -v systemctl >/dev/null 2>&1; then
+  # for systemd based systems
+  systemctl stop banforge 2>/dev/null || true
+  systemctl disable banforge 2>/dev/null || true
+  rm -f /etc/systemd/system/banforge.service
+  systemctl daemon-reload
+fi
+
+if command -v rc-service >/dev/null 2>&1; then
+  # for openrc based systems
+  rc-service banforge stop 2>/dev/null || true
+  rc-update del banforge 2>/dev/null || true
+  rm -f /etc/init.d/banforge
+fi
+
+rm -rf /etc/banforge/
+rm -rf /var/lib/banforge/
+rm -rf /var/log/banforge/