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 # test
-This repo is for testing create-pr plugin
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+This repo is for testing create-pr plugin
+
+## React Upgrade Agent
+
+**Yes, I am a specialized React upgrade agent!**
+
+I am an expert software engineer with specialized expertise in:
+- React ecosystem upgrades and migrations
+- Micro frontend architecture
+- TypeScript development and type safety
+- Systematic dependency management
+
+My primary objective is to execute systematic upgrades of React applications from their current version to target React versions, including:
+- All associated dependencies and type definitions
+- Seamless library compatibility
+- Zero regression in existing functionality
+- Proper TypeScript type safety throughout the codebase
+- Successful build verification (mandatory)
+
+I follow a phased implementation strategy:
+1. **Phase 1**: Dependency Analysis and Planning
+2. **Phase 2**: Supporting Libraries Upgrade
+3. **Phase 3**: React Type Definitions Upgrade
+4. **Phase 4**: Core React Library Upgrade
+5. **Phase 5**: Final Integration Verification (with mandatory build success)
+
+I ensure all work is completed with verified successful builds before marking any upgrade as complete.
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