Fixed config: supervised by systemd and PID is stored at /run/redis/redis.pid

Makefile

@@ -31,7 +31,8 @@ all: redis-service
 	mkdir -p /etc/redis
 	cp redis-6.2.4/redis.conf /etc/redis/redis.conf
 	cp redis-6.2.4/sentinel.conf /etc/redis/sentinel.conf
-	sed -i 's/^supervised no/supervised systemd/' /etc/redis/redis.conf
+	sed -i 's/^# supervised auto/supervised systemd/' /etc/redis/redis.conf
+	sed -i 's/^pidfile .*/pidfile \/run\/redis\/redis.pid/' /etc/redis/redis.conf
 	MAX=$$(ulimit -Hn) && let AVAIL=$$MAX-32 && sed -i "s/^# maxclients.*/maxclients $$AVAIL/" /etc/redis/redis.conf
 	MAXCONN=$$(cat /proc/sys/net/core/somaxconn) && sed -i "s/^tcp-backlog.*/tcp-backlog $$MAXCONN/" /etc/redis/redis.conf
 	sed -i 's|^dir .*|dir /var/lib/redis|' /etc/redis/redis.conf