fix(cron): make translation check non-fatal during startup

The translation system may not be fully initialized when cron tasks
are being registered during startup, even though the translations
exist in the embedded binary. Change the fatal error to a warning
to allow service startup to complete successfully.

Author: rossigee

services/cron/tasks.go

@@ -158,9 +158,14 @@ func GetTask(name string) *Task {
 func RegisterTask(name string, config Config, fun func(context.Context, *user_model.User, Config) error) error {
 	log.Debug("Registering task: %s", name)
 
+	// Check if translation exists, but only if locales are fully initialized
 	i18nKey := "dashboard." + name
-	if value := translation.NewLocale("en-US").TrString(i18nKey); value == i18nKey {
-		return fmt.Errorf("translation is missing for task %q, please add translation for %q", name, i18nKey)
+	locale := translation.NewLocale("en-US")
+	if locale != nil {
+		if value := locale.TrString(i18nKey); value == i18nKey {
+			log.Warn("translation may be missing for task %q, expected translation key %q", name, i18nKey)
+			// Don't fail during registration - the translation system may not be fully ready yet
+		}
 	}
 
 	_, err := setting.GetCronSettings(name, config)