- Add null-safe error message extraction using optional chaining and fallback to error.toString()
- Ensure at least one retry attempt is made even when maxRetries is 0
- Improve _isRetryableError() to handle undefined/null errors gracefully
- Extract error code and message once to prevent repeated property access
- Fix retry attempt logging to use calculated maxAttempts instead of this.maxRetries
- Add comment clarifying that lastError is guaranteed to be set after retry loop
- Update task documentation to mark Property 7 test as PASSED and fix typo in critical error safety section
- Prevents crashes when error objects lack message property or contain unexpected error types
- Add .gitignore to exclude node_modules, dist, logs, and system files
- Add comprehensive project documentation including README, deployment guide, and development setup
- Add .kiro project specifications for amazon-product-bar-extension, appwrite-cloud-storage, appwrite-userid-repair, blacklist-feature, and enhanced-item-management
- Add .kiro steering documents for product, structure, styling, and tech guidelines
- Add VSCode settings configuration for consistent development environment
- Add manifest.json and babel/vite configuration for extension build setup
- Add complete source code implementation including AppWrite integration, storage managers, UI components, and services
- Add comprehensive test suite with Jest configuration and 30+ test files covering all major modules
- Add test HTML files for integration testing and validation
- Add coverage reports and build validation scripts
- Add AppWrite setup and repair documentation for database schema management
- Add migration guides and responsive accessibility implementation documentation
- Establish foundation for Amazon product bar extension with full feature set including blacklist management, enhanced item workflows, and real-time synchronization
