ignore system files on verify (#90)

* ignore system files on verify

* add info log of complition

cli/initiator/initiator.go

@@ -128,6 +128,7 @@ var StartDKG = &cobra.Command{
 		); err != nil {
 			logger.Fatal("Could not save results", zap.Error(err))
 		}
+		logger.Info("🚀 DKG ceremony completed")
 		return nil
 	},
 }

pkgs/validator/directory.go

@@ -9,6 +9,7 @@ import (
 	"reflect"
 	"regexp"
 	"strconv"
+	"strings"
 
 	"github.com/bloxapp/ssv-dkg/pkgs/wire"
 	"github.com/ethereum/go-ethereum/common"
@@ -115,6 +116,9 @@ func ValidateResultsDir(dir string, validatorCount int, ownerAddress common.Addr
 	dirs := 0
 	for _, entry := range entries {
 		if !entry.IsDir() {
+			if isSystemFile(entry.Name()) {
+				continue
+			}
 			if entry.Name() == "deposit_data.json" || entry.Name() == "keyshares.json" || entry.Name() == "proofs.json" {
 				continue
 			}
@@ -155,6 +159,9 @@ func OpenResultsDir(dir string) (*ResultsDir, error) {
 	foundAggregations := false
 	for _, file := range files {
 		if !file.IsDir() {
+			if isSystemFile(file.Name()) {
+				continue
+			}
 			if file.Name() == "deposit_data.json" || file.Name() == "keyshares.json" || file.Name() == "proofs.json" {
 				foundAggregations = true
 				continue
@@ -229,3 +236,17 @@ func jsonEqual(a, b any) error {
 	}
 	return nil
 }
+
+// isSystemFile determines if the filename corresponds to a system file
+// that should be ignored.
+func isSystemFile(filename string) bool {
+	// List of system files to ignore
+	ignoreFiles := []string{".DS_Store", "Thumbs.db"}
+
+	for _, ignore := range ignoreFiles {
+		if strings.HasSuffix(filename, ignore) {
+			return true
+		}
+	}
+	return false
+}