Code challenge

[michaeldeol]

Core Implementation

• Role-Based Survey Branches - Complete implementation of the challenge requirements: surveys now support different branches based on user roles (Data Engineer, Frontend Engineer, Product Manager, etc.)
• Dynamic Question Branching - Questions can be assigned to specific roles/branches, creating customized survey experiences for different respondent types
• Enhanced Survey Taking Experience - Users select their role and see only questions relevant to their branch, with role-based filtering throughout

Major Architectural Additions

• New Models: Added Role, SurveyBranch, BranchQuestion models to support role-based survey architecture
• Comprehensive Soft Delete System - Implemented across all models using SoftDeletable concern with restore functionality and UI indicators
• Advanced Analytics System - Built complete analytics dashboard with charts, branch comparisons, response analysis, and deletion pattern tracking

Analytics & Visualization

• Interactive Charts - Added React-based charts (Bar, Line, Pie) showing response distributions, completion rates, and trends
• Branch Analytics - Detailed analytics comparing responses across different roles/branches with filtering capabilities
• Deletion Analytics - Insights into soft-deleted data patterns and recent deletion activity

UI/UX Enhancements

• React Components - Enhanced with RoleModal, RoleSelect, AnalyticsCharts, and improved QuestionList with soft delete support
• Filter Tabs - Throughout the application to toggle between active and deleted data views
• Visual Indicators - Deleted item badges, restoration buttons, and enhanced navigation

Testing & Quality

• Comprehensive Test Suite - 91 tests covering all new functionality including models, controllers, and system tests
• System Tests - Full end-to-end testing for role selection, survey branching, soft delete workflows, and analytics