Updated Kiro Steering Docs

.kiro/steering/product.md

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+# Product Overview
+
+## Shopify Price Updater
+
+A Node.js command-line tool for bulk updating Shopify product prices based on product tags using Shopify's GraphQL Admin API.
+
+### Core Features
+
+- **Tag-based filtering**: Updates prices only for products with specific tags
+- **Dual operation modes**:
+  - `update`: Adjusts prices by percentage and sets compare-at prices
+  - `rollback`: Reverts prices using compare-at price values
+- **Batch processing**: Handles large inventories with automatic pagination
+- **Error resilience**: Continues processing with comprehensive error handling
+- **Rate limit handling**: Automatic retry logic with exponential backoff
+- **Progress tracking**: Detailed logging to console and Progress.md file
+
+### Target Users
+
+- Shopify store owners managing promotional pricing
+- E-commerce teams running seasonal sales campaigns
+- Developers automating price management workflows
+
+### Key Value Propositions
+
+- Reduces manual price update effort from hours to minutes
+- Provides rollback capability for promotional campaigns
+- Maintains data integrity with validation and error handling
+- Offers detailed audit trails through comprehensive logging