Fix license generation and checkout domain field bugs

- Add WooCommerce Checkout Blocks support for domain field
- Create CheckoutBlocksIntegration for block-based checkout
- Create StoreApiExtension for Store API domain handling
- Add checkout-blocks.js for frontend domain field in blocks
- Fix LicenseManager product type check in generateLicense()
- Add multiple order status hooks for reliable license generation

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

CLAUDE.md

@@ -34,7 +34,13 @@ This project is proudly **"vibe-coded"** using Claude.AI - the entire codebase w
 
 ### Known Bugs
 
-_No known bugs at this time.
+_No known bugs at this time._
+
+### Version 0.0.10
+
+- Add a license related form section to the orders form in the admin area
+- Make license domains editable in the backend
+- Investigate checkout block integration improvements if issues persist
 
 ## Technical Stack
 
@@ -480,3 +486,30 @@ Full API documentation available in `openapi.json` (OpenAPI 3.1 specification).
 - JavaScript client works in both browser and Node.js environments
 - Python client uses dataclasses for type-safe responses
 - C# client uses async/await patterns and System.Text.Json
+
+### 2026-01-21 - Bug Fixes (pre-v0.0.10)
+
+**Fixed bugs:**
+
+- Fixed: No licenses generated when order is marked as done
+- Fixed: No domain field in WooCommerce Checkout Blocks
+
+**New files:**
+
+- `src/Checkout/CheckoutBlocksIntegration.php` - WooCommerce Blocks checkout integration
+- `src/Checkout/StoreApiExtension.php` - Store API extension for domain field handling
+- `assets/js/checkout-blocks.js` - Frontend JavaScript for checkout block domain field
+
+**Modified files:**
+
+- `src/Plugin.php` - Added checkout blocks registration and multiple order status hooks
+- `src/License/LicenseManager.php` - Fixed product type check in `generateLicense()`
+
+**Technical notes:**
+
+- Added support for WooCommerce Checkout Blocks (default since WC 8.3+)
+- `CheckoutBlocksIntegration` implements `IntegrationInterface` for block checkout
+- `StoreApiExtension` handles server-side domain data via Store API
+- License generation now triggers on `completed`, `processing`, and `payment_complete` hooks
+- Fixed `LicenseManager::generateLicense()` to properly check product type with `is_type()`
+- Classic checkout (`woocommerce_after_order_notes`) still works for stores using classic checkout