Replace cpufrequtils with CPUFreq sysfs interaction

Author: thatcomputerguy0101

install.sh

@@ -252,19 +252,26 @@ debug "Updated package list."
 
 install_if_missing curl
 install_if_missing avahi-daemon
-install_if_missing cpufrequtils
 install_if_missing libatomic1
 install_if_missing v4l-utils
 install_if_missing sqlite3
 install_if_missing openjdk-17-jre-headless
 
-debug "Setting cpufrequtils to performance mode"
+debug "Adding cpu governor service"
 if [[ -z $TEST ]]; then
-  if [ -f /etc/default/cpufrequtils ]; then
-      sed -i -e 's/^#\?GOVERNOR=.*$/GOVERNOR=performance/' /etc/default/cpufrequtils
-  else
-      echo 'GOVERNOR=performance' > /etc/default/cpufrequtils
-  fi
+  cat > /etc/systemd/system/cpu_governor.service <<EOF
+[Unit]
+Description=Service that sets the cpu frequency governor
+
+[Service]
+Type=oneshot
+ExecStart=bash -c 'echo performance > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor'
+
+[Install]
+WantedBy=multi-user.target
+EOF
+  chmod 644 /etc/systemd/system/cpu_governor.service
+  systemctl enable cpu_governor.service
 fi
 
 if [[ "$INSTALL_NETWORK_MANAGER" == "yes" ]]; then