[util.go] It is better to see in a cmdline, rather than in comm.

For example, matrix synapse in comm has just python3. So lets look in both comm and cmdline.

util.go

@@ -18,7 +18,17 @@ func GetProcessPIDs(name string) ([]int, error) {
 	for _, entry := range dir {
 		pid, err := strconv.Atoi(entry.Name())
 		if entry.IsDir() && err == nil {
-			f, err := os.ReadFile("/proc/" + entry.Name() + "/cmdline")
+			f, err := os.ReadFile("/proc/" + entry.Name() + "/comm")
+			if err != nil {
+				return nil, err
+			}
+
+			if strings.Contains(string(f[:len(f)-1]), name) {
+				pids = append(pids, pid)
+				continue
+			}
+
+			f, err = os.ReadFile("/proc/" + entry.Name() + "/cmdline")
 			if err != nil {
 				return nil, err
 			}