feat(checkout): add reward order confirmation feature with schema migrations

- Add new reward-order-confirmation feature library with components and store
- Implement checkout completion orchestrator service for order finalization
- Migrate checkout/oms/crm models to Zod schemas for better type safety
- Add order creation facade and display order schemas
- Update shopping cart facade with order completion flow
- Add comprehensive tests for shopping cart facade
- Update routing to include order confirmation page

.vscode/settings.json

@@ -90,5 +90,8 @@
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     "cursor-workspace": true
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+  "chat.mcp.access": "all",
+  "typescript.inlayHints.parameterTypes.enabled": true,
+  "typescript.inlayHints.variableTypes.enabled": true,
+  "editor.hover.delay": 100
 }