fix: allow UTF-8 (Cyrillic) secret names in validator

internal/validators/validators.go

@@ -8,7 +8,7 @@ import (
 
 const SecretNameMaxLength = 255
 
-var SecretNamePattern = regexp.MustCompile(`^[a-zA-Z0-9]([a-zA-Z0-9 _\-\./]*[a-zA-Z0-9])?$`)
+var SecretNamePattern = regexp.MustCompile(`^[\p{L}0-9]([\p{L}0-9 _\-\\./]*[\p{L}0-9])?$`)
 
 func IsValidSecretName(name string) bool {
 	if len(name) == 0 || len(name) > SecretNameMaxLength {
@@ -19,8 +19,9 @@ func IsValidSecretName(name string) bool {
 		return false
 	}
 
+	// Allow UTF-8 (incl. Cyrillic) secret names; only reject control chars.
 	for _, ch := range name {
-		if ch < 32 || ch > 126 {
+		if ch < 32 || ch == 127 {
 			return false
 		}
 	}