Add option to include non-public products in selections (v1.3.0)

Allow draft and private products to appear in composable product
selections. Useful when products should only be sold as part of a
composition, not individually. Includes global setting and per-product
override with translations in all 6 locales.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

CHANGELOG.md

@@ -5,6 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.3.0] - 2026-03-01
+
+### Added
+
+- **Include Non-Public Products**: New option to include draft and private products in composable product selections
+  - Global setting under WooCommerce > Settings > Composable Products
+  - Per-product override in the Composable Options tab (Use global default / Yes / No)
+  - Useful when products should only be sold as part of a composition, not individually
+- Translations for the new setting in all 6 locales (de_DE, de_CH, fr_CH, it_CH + informal variants)
+
 ## [1.2.1] - 2026-03-01
 
 ### Changed