feat: support masking sensitive data in logx (#5003)

Signed-off-by: kevin <wanjunfeng@gmail.com>

core/logx/sensitive.go

@@ -0,0 +1,21 @@
+package logx
+
+// Sensitive is an interface that defines a method for masking sensitive information in logs.
+// It is typically implemented by types that contain sensitive data,
+// such as passwords or personal information.
+// Infov, Errorv, Debugv, and Slowv methods will call this method to mask sensitive data.
+// The values in LogField will also be masked if they implement the Sensitive interface.
+type Sensitive interface {
+	// MaskSensitive masks sensitive information in the log.
+	MaskSensitive() any
+}
+
+// maskSensitive returns the value returned by MaskSensitive method,
+// if the value implements Sensitive interface.
+func maskSensitive(v any) any {
+	if s, ok := v.(Sensitive); ok {
+		return s.MaskSensitive()
+	}
+
+	return v
+}