feat: add Fatalf logging method to Logger interface and ServiceLogger

- Introduced Fatalf method in Logger interface for logging fatal messages with formatted content.
- Implemented Fatalf in ServiceLogger to log fatal messages and exit the program, enhancing error handling capabilities.

core/interfaces/logger.go

@@ -13,4 +13,7 @@ type Logger interface {
 
 	// Errorf logs a formatted error message.
 	Errorf(format string, args ...interface{})
+
+	// Fatalf logs a formatted fatal message.
+	Fatalf(format string, args ...interface{})
 }

core/utils/log.go

@@ -37,6 +37,11 @@ func (l *ServiceLogger) Debugf(format string, args ...interface{}) {
 	log.Debugf(l.getFormat(format), args...)
 }
 
+// Fatalf logs a fatal message with formatted content and exits the program.
+func (l *ServiceLogger) Fatalf(format string, args ...interface{}) {
+	log.Fatalf(l.getFormat(format), args...)
+}
+
 func (l *ServiceLogger) getFormat(format string) string {
 	return fmt.Sprintf("[%s] %s", l.prefix, format)
 }