feat: Add Advanced Reporting and Analytics Utilities

- Dynamic Report Builder with programmatic report creation
- Performance Analytics Engine with KPI calculation
- Interactive Dashboard Framework with real-time updates
- Data Visualization Library with advanced chart types
- Report Automation Engine with intelligent scheduling

Features:
- Flexible report configuration and field selection
- Advanced aggregation, grouping, and filtering
- Multiple output formats (HTML, CSV, Excel, JSON)
- Caching and performance optimization
- Chart generation and visualization support
- Automated scheduling and distribution

Author: ashvin2005

Specialized Areas/Reporting and Analytics/Advanced Reporting Utilities/README.md

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+# Advanced Reporting and Analytics Utilities
+
+This collection provides enterprise-grade reporting and analytics utilities for ServiceNow, designed for complex data analysis, automated report generation, and interactive dashboard creation.
+
+## 🎯 Features
+
+### 1. **Dynamic Report Builder** (`dynamic_report_builder.js`)
+- Programmatic report creation and configuration
+- Dynamic field selection and filtering
+- Advanced aggregation and grouping
+- Custom chart and visualization generation
+- Scheduled report automation
+
+### 2. **Performance Analytics Engine** (`performance_analytics_engine.js`)
+- KPI calculation and trend analysis
+- Time-series data processing
+- Statistical analysis and forecasting
+- Benchmark comparison tools
+- Automated anomaly detection
+
+### 3. **Interactive Dashboard Framework** (`interactive_dashboard_framework.js`)
+- Dynamic widget creation and layout
+- Real-time data updates and streaming
+- User-customizable dashboard configurations
+- Cross-widget filtering and interactions
+- Export and sharing capabilities
+
+### 4. **Data Visualization Library** (`data_visualization_library.js`)
+- Advanced chart types and customizations
+- D3.js integration patterns
+- Interactive plotting and drilling
+- Geographic mapping and heatmaps
+- Custom visualization components
+
+### 5. **Report Automation Engine** (`report_automation_engine.js`)
+- Intelligent report scheduling
+- Dynamic recipient management
+- Conditional report generation
+- Multi-format export capabilities
+- Integration with external systems
+
+## 🚀 Key Benefits
+
+- **Flexibility**: Programmatic control over all aspects of reporting
+- **Performance**: Optimized queries and efficient data processing
+- **Automation**: Intelligent scheduling and distribution
+- **Interactivity**: Rich user experiences with real-time updates
+- **Scalability**: Designed for enterprise-scale data volumes
+
+## 📋 Implementation Guidelines
+
+1. **Data Optimization**: Use efficient queries and proper indexing
+2. **User Experience**: Provide responsive and intuitive interfaces
+3. **Performance**: Implement caching and pagination for large datasets
+4. **Security**: Ensure proper data access controls and permissions
+5. **Maintenance**: Include comprehensive error handling and logging
+
+## 🔧 Usage Requirements
+
+- ServiceNow Madrid or later
+- Performance Analytics plugin (for PA features)
+- Reporting plugin
+- Appropriate user roles (report_admin, pa_admin)
+- Understanding of ServiceNow data model
+
+## 📖 Best Practices
+
+- Optimize database queries for large datasets
+- Use appropriate visualization types for data characteristics
+- Implement proper caching strategies
+- Consider mobile responsiveness in dashboard design
+- Include data validation and error handling
+- Document complex calculations and business logic
+
+## 🔍 Use Cases
+
+- **Executive Dashboards**: High-level KPI monitoring and trending
+- **Operational Reports**: Daily/weekly operational metrics
+- **Compliance Reporting**: Automated regulatory compliance reports
+- **Performance Monitoring**: Real-time system and process monitoring
+- **Trend Analysis**: Historical data analysis and forecasting
+
+---
+
+*Part of the ServiceNow Code Snippets collection - Advanced Reporting and Analytics Utilities*