docs: update CHANGELOG for v1.0.0-dev.1

Authored-by: Moko Consulting
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

CHANGELOG.md

@@ -5,13 +5,58 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.0.0-dev.1] - 2026-05-21
+
+### Added
+
+#### Core Storefront (Critical — Issues #1-6)
+- Product catalog view with Dolibarr API integration, pagination, category filtering
+- Product detail view with stock status, image gallery, Schema.org JSON-LD, add-to-cart
+- Session-based shopping cart with DB persistence, quantity update, stock validation
+- Cart merge on user login (guest → registered)
+- Checkout flow with billing form, guest and registered modes
+- Dolibarr order and invoice creation from cart data
+- Customer sync service: Joomla user ↔ Dolibarr thirdparty mapping with email dedup
+- Enhanced DolibarrClient with SSL verify, detailed connection test, permission checks
+- Dashboard connection status with version display, permission indicators, troubleshooting hints
+
+#### High Priority (Issues #7-12)
+- Hierarchical product category navigation with sidebar tree and breadcrumbs
+- Category landing pages with filtered product grid
+- Stock/inventory display: In Stock / Low Stock / Out of Stock badges
+- Configurable low-stock threshold and backorder support
+- Tax calculation from Dolibarr `tva_tx` with grouped tax breakdown
+- Configurable tax display mode (TTC, HT, or both)
+- Product search controller with AJAX endpoint, text search, price range, sorting
+- Order history (My Orders) for registered users with detail view
+- Admin dashboard with product/order/customer counts, revenue metrics, recent orders
+
+#### Medium Priority (Issues #13-19)
+- SEF URL router for all views (clean URLs)
+- Product image service with local caching, thumbnail support, placeholder fallback
+- Email notification service: customer confirmation and admin notification on order
+- Joomla menu item types for Products, Category, Product, Cart, Checkout, My Orders
+- Responsive storefront CSS (mobile-first, sticky add-to-cart, touch-friendly cart)
+- Product variant/attribute helper (Dolibarr combinations support)
+- Admin orders management view with filters (status, date, search) and Dolibarr sync
+
+#### Low Priority (Issues #20-27)
+- Wishlist / Save for Later with DB persistence and guest merge on login
+- Coupon/discount code validation against Dolibarr discount rules
+- API response caching via Joomla cache framework with configurable TTL
+- Shipping address management (address book, default address, CRUD)
+- Joomla ACL integration (component-level permissions for products, orders, settings)
+- Dolibarr webhook endpoint with event processing and log table
+- Frontend invoice PDF download (streamed from Dolibarr with ownership check)
+- Multi-language readiness (all strings via Joomla Text class)
+
+#### Infrastructure
+- Database schema: 6 tables (cart, orders, customers, wishlist, addresses, webhook_log)
+- Component manifest with config fieldsets: Dolibarr, Shop, Performance, Webhooks
+- Media folder with responsive CSS
+- Full en-GB language files for admin and site
+
 ## [Unreleased]
 
 ### Added
 - Initial component scaffold with Dolibarr REST API client
-- Admin dashboard with connection status
-- Admin views: products, orders, customers (placeholders)
-- Site views: products catalog, product detail, cart, checkout (placeholders)
-- Database schema for cart, orders, and customer mapping
-- Component parameters for Dolibarr connection and shop settings
-- Language files (en-GB)