feat: add & remove default filter(s) to analyze.

Signed-off-by: Matthis Holleville <matthish29@gmail.com>

pkg/util/util.go

@@ -65,3 +65,20 @@ func GetParent(client *kubernetes.Client, meta metav1.ObjectMeta) (string, bool)
 	}
 	return meta.Name, false
 }
+
+func RemoveDuplicates(slice []string) ([]string, []string) {
+	set := make(map[string]bool)
+	duplicates := []string{}
+	for _, val := range slice {
+		if _, ok := set[val]; !ok {
+			set[val] = true
+		} else {
+			duplicates = append(duplicates, val)
+		}
+	}
+	uniqueSlice := make([]string, 0, len(set))
+	for val := range set {
+		uniqueSlice = append(uniqueSlice, val)
+	}
+	return uniqueSlice, duplicates
+}