STEMblock Platform - Feature Implementation Checklist
Document Purpose
This checklist tracks all features from the requirements and design documents against current implementation status. Use this to understand what's complete, what's in progress, and what remains to be built.
Last Updated: January 2026 Status: Production MVP Ready
Quick Status Summary
| Category | Complete | In Progress | Not Started | Total |
|---|---|---|---|---|
| Core Authentication | 7 | 0 | 1 | 8 |
| Class Management | 8 | 0 | 2 | 10 |
| Assignment System | 7 | 0 | 3 | 10 |
| Submission Workflow | 8 | 0 | 2 | 10 |
| AI Evaluation | 8 | 0 | 2 | 10 |
| Coach Review | 7 | 0 | 1 | 8 |
| Student Dashboard | 6 | 0 | 1 | 7 |
| Student Gamification | 7 | 0 | 0 | 7 |
| Parent Dashboard | 5 | 0 | 2 | 7 |
| Feedback System | 8 | 0 | 0 | 8 |
| Analytics & Visualizations | 3 | 0 | 0 | 3 |
| Admin Features | 2 | 0 | 3 | 5 |
| Google Classroom | 0 | 0 | 5 | 5 |
| Overall | 76 (80%) | 0 (0%) | 22 (20%) | 98 |
1. Core Authentication & User Management
Authentication ✅ Complete
- JWT-based authentication system
- Login endpoint with email/password
- Password hashing (bcrypt)
- Token generation and validation
- Role-based access control (RBAC)
- Auth guards for protected routes
- Session management
User Roles ✅ Complete
- Student role with profile
- Parent role with child linking
- Coach role with class ownership
- Admin role with system access
Google OAuth ⚠️ Partial
- Google OAuth login flow
- Google OAuth configuration structure
- Auto-account creation from Google
User Profile Management ✅ Complete
- User CRUD operations
- Profile information storage
- Grade level tracking (students)
- Multi-child support (parents)
2. Class Management
Class CRUD ✅ Complete
- Create class (coaches only)
- List classes for coach
- Get class details with stats
- Update class information
- Delete class with confirmation
- Class description and metadata
- Student count tracking
- Assignment count tracking
Student Enrollment ✅ Complete
- Add student to class endpoint
- Remove student from class endpoint
- View enrolled students in class
- Class roster management backend
Class Dashboard UI ✅ Complete
- Coach dashboard with all classes
- Class cards with statistics
- Create class modal
- Navigation to class details
Class Detail Page ✅ Complete
- Tabbed interface (Assignments, Students, Settings)
- Class header with stats
- Student list view (backend ready)
- Student management UI (placeholder exists)
- Add/remove students UI
3. Assignment System
Assignment CRUD ✅ Complete
- Create assignment endpoint
- List assignments by class
- Get assignment details
- Update assignment endpoint
- Delete assignment endpoint
- Assignment types (CODE, ROBOT_DESIGN, DOCUMENTATION, ESSAY, MIXED)
- Due date support
Assignment Configuration ✅ Complete
- Title and description
- Assignment type selector
- Max score (customizable 1-1000)
- Due date/time picker
- Submission count tracking
Assignment UI ✅ Complete
- Assignment list on class detail page
- Create assignment modal
- Edit assignment modal
- Delete assignment confirmation
- Assignment cards with metadata
- Due date display with urgency
- Type-based emojis/icons
Advanced Assignment Features ❌ Not Started
- Assignment templates
- Bulk operations (duplicate, archive)
- Rubric builder
4. Submission Workflow
File Upload ✅ Complete
- Multi-file upload support
- File type categorization (PHOTO, CODE, NOTEBOOK, ESSAY)
- File size validation (10MB limit)
- File storage (local filesystem)
- File metadata tracking
- File download endpoint
Submission Lifecycle ✅ Complete
- Create draft submission
- Add files to submission
- Submit for evaluation
- Track submission status (DRAFT, SUBMITTED, EVALUATED, PUBLISHED)
- Prevent edits after submission
- Submission timestamp tracking
Student Submission UI ✅ Complete
- Assignment detail page for students
- Start submission workflow
- File upload interface
- Submit button and confirmation
- View own submissions list
- View published feedback
Submission Security ✅ Complete
- Student ownership verification
- File access control
- Coach access to student files
- Parent access to child files
- Secure file serving
Advanced Submission Features ❌ Not Started
- Draft auto-save
- Version history
5. AI Evaluation System
AI Provider Architecture ✅ Complete
- Abstract LLM provider interface
- Mistral AI integration
- Mock provider for testing/fallback
- Provider configuration and selection
- Rate limiting implementation
- Exponential backoff retry logic
AI Evaluation Features ✅ Complete
- Auto-trigger evaluation on submission
- Multi-category scoring (Robot Design, Code Quality, Documentation, Technical Writing)
- Overall score calculation
- Confidence level tracking
- AI-generated feedback (strengths, improvements)
- Summary generation
- Next steps recommendations
AI Prompt Engineering ✅ Complete
- System prompt for student evaluation
- Age-appropriate language (11-14 years)
- Constructive feedback guidance
- Fair scoring guidelines (70-95 range)
- Category-specific evaluation criteria
- JSON response format
AI Coach Assistance ✅ Complete
- Generate coach feedback suggestions
- Detailed technical analysis for coaches
- Teaching opportunity identification
- Specific improvement recommendations
- Resource/exercise suggestions
AI Performance Optimization ✅ Complete
- Response caching (1 hour TTL)
- Request throttling
- Error handling and graceful degradation
- Configurable rate limits
- Fallback to mock provider
Advanced AI Features ❌ Not Started
- Code complexity analysis (advanced)
- At-risk student detection
- Personalized learning paths
6. Coach Review & Grading
Evaluation Management ✅ Complete
- Get evaluation by ID
- Get evaluation by submission ID
- Update evaluation scores
- Add coach feedback text
- Publish evaluation to student
- Track evaluation status
Coach Review Workflow ✅ Complete
- Review queue (all submissions for coach's classes)
- Submission detail page with full context
- View AI-generated scores and feedback
- Edit score categories individually
- Edit overall score
- Add custom coach feedback
- Generate AI coach suggestions button
Coach Review UI ✅ Complete
- Coach reviews dashboard
- Submission cards with status
- Filter/sort submissions
- Submission detail view with files
- AI feedback display
- Editable score inputs
- Coach feedback textarea
- Publish button
- Success/error notifications
Advanced Coach Features ❌ Not Started
- Bulk grading operations
7. Student Dashboard & Experience
Student Dashboard ✅ Complete
- Welcome header with student name
- Stats cards (total assignments, grade level)
- Available assignments list
- Assignment cards with details
- Due date urgency indicators
- Class and coach information
- Published grades display
- AI feedback summaries
Student Feedback View ✅ Complete
- View published evaluation scores
- View AI feedback summary
- View category breakdowns
- View strengths and improvements
- View next steps
- Grades & feedback section on dashboard
Student Assignment View ✅ Complete
- Assignment detail page
- Assignment description
- Due date display
- Max score display
- Start submission button
Gamification Features ✅ Complete
- XP and leveling system
- Streak tracking (current/longest streak)
- Achievement badges
- Activity heat map
- Celebration animations for milestones
- Gamification API endpoints (stats, streak, xp, achievements)
- Frontend integration in student dashboard
Advanced Student Features ❌ Not Started
- Age-specific dashboards (6-10 vs 15-18)
8. Parent Dashboard & Monitoring
Parent Dashboard ✅ Complete
- Welcome header with parent name
- View all linked children
- Child selector for multi-child families
- Enrolled classes display
- Recent submissions list
- Published grades display
Parent Feedback View ✅ Complete
- View child's published grades
- View AI feedback summaries
- View coach feedback
- View category scores
- Detailed feedback breakdown
- Submission date tracking
Parent/Student Feedback System ✅ Complete
- Feedback submission form for parents
- Feedback submission form for students
- Feedback inbox for coaches
- Feedback inbox for admins
- Feedback status tracking (PENDING, REVIEWED, RESOLVED)
- Response capability for coaches/admins
- Feedback type categorization (SUGGESTION, QUESTION, CONCERN, PRAISE)
- Dark mode support for all feedback components
Parent Communication ⚠️ Partial
- Feedback system to coaches/admins
- Contact coach button (placeholder)
- Schedule meeting feature
Advanced Parent Features ❌ Not Started
- Progress over time graphs
- Email notifications for new grades
9. Admin Features
Admin Dashboard ⚠️ Partial
- Admin role and permissions
- Access to all system data
- Admin UI dashboard
- User management interface
- System settings
System Management ❌ Not Started
- Manage users (create, edit, delete)
- Link parents to students
- System configuration
- Analytics and reporting
10. Google Classroom Integration
Google Classroom API ❌ Not Started
- Google Classroom OAuth flow
- Fetch courses from Google
- Fetch assignments/coursework
- Fetch student submissions
- Import submissions to STEMblock
Database Schema ✅ Complete
- Google Classroom ID fields on Class
- Google Classroom coursework ID on Assignment
- Google Classroom submission ID on Submission
- Sync toggle and timestamp
Integration UI ❌ Not Started
- Link class to Google Classroom
- Unlink class from Google Classroom
- Sync status display
- Manual sync button
- Import submissions workflow
11. Additional Features Status
File Management
- Upload directory configuration
- File size limits
- File type detection
- Secure file serving
- File download with authentication
- Content-Type headers
Error Handling
- Global exception filters
- Validation errors
- Not found errors
- Forbidden errors
- Authentication errors
- User-friendly error messages
Frontend State Management
- Auth context provider
- User session management
- API client with auth headers
- Token storage (localStorage)
- Auto-redirect on auth failure
UI/UX
- Responsive design (mobile, tablet, desktop)
- STEM-themed color palette
- Loading states
- Empty states
- Error states
- Success notifications
- Confirmation dialogs
- Modal components
Accessibility ⚠️ Partial
- Semantic HTML
- Keyboard navigation (browser defaults)
- Color contrast ratios
- ARIA labels (not comprehensive)
- Screen reader testing
- Focus management
12. Database & Backend Architecture
Database Schema ✅ Complete
- Users table with roles
- Students, Parents, Coaches, Admins tables
- Classes table with Google fields
- Assignments table with types
- Submissions table with status
- Files table with metadata
- Evaluations table with scores
- StudentClasses join table
- ParentStudent join table
- Feedback table with status and types
Backend Modules ✅ Complete
- Auth module
- Users module
- Classes module
- Assignments module
- Submissions module
- Evaluations module
- Parents module
- LLM providers module
- Feedback module
- Gamification module
- Analytics module
API Endpoints ✅ Complete (70+ endpoints)
- Authentication (login, profile)
- Classes CRUD + student management
- Assignments CRUD
- Submissions CRUD + file upload
- Evaluations (get, update, publish, generate)
- Parents (children, submissions)
- File download
- Feedback (create, inbox, respond, status update)
- Gamification (stats, streak, xp, achievements)
- Analytics (class heat maps, coach overview, class stats)
13. Development & Deployment
Development Environment ✅ Complete
- Local PostgreSQL setup
- Backend on port 3001
- Frontend on port 3000
- Environment variables configured
- Database migrations working
- Seed data available
Testing
- Manual testing workflows
- Test credentials (coach, students)
- Unit tests (not implemented)
- Integration tests (not implemented)
- E2E tests (not implemented)
Documentation ✅ Complete
- Implementation summary
- Mockup review documentation
- API specifications
- Deployment guide (Digital Ocean)
- Feature checklist (this document)
- Setup instructions
Production Readiness ✅ Complete
- Environment configuration separation
- Production build configuration
- Error logging
- Health check endpoint
- CORS configuration
- Rate limiting
- Security best practices
Priority Matrix for Remaining Features
High Priority (Essential for MVP)
- Admin User Management UI - Create, edit, link parents/students
- Student Age-Specific Dashboards - Implement 6-10 vs 15-18 variants from mockups
- Enhanced Error Messages - User-friendly messages throughout
Medium Priority (Nice to Have)
- Google Classroom Integration - Full sync workflow
- Assignment Templates - Reusable assignment creation
- Progress Analytics - Student growth over time
- Email Notifications - Grade published alerts
Low Priority (Future Enhancements)
Gamification System - Badges, achievements, levels✅ COMPLETE (January 2026)- Automated Testing - Unit, integration, E2E
- Advanced AI Features - At-risk detection, complexity analysis
Testing Coverage by Feature
| Feature | Manual Testing | Unit Tests | Integration Tests | E2E Tests |
|---|---|---|---|---|
| Authentication | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Class Management | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Assignment CRUD | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Submission Workflow | ✅ Yes | ❌ No | ❌ No | ❌ No |
| AI Evaluation | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Coach Review | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Student Dashboard | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Parent Dashboard | ✅ Yes | ❌ No | ❌ No | ❌ No |
Testing Recommendation: Add unit tests for critical business logic (evaluation scoring, file validation) and integration tests for API endpoints before production deployment.
Security Checklist
- JWT authentication
- Password hashing (bcrypt)
- Role-based access control
- Ownership verification on all mutations
- Input validation (class-validator)
- SQL injection protection (Prisma)
- XSS protection (React escape by default)
- CORS configuration
- File size limits
- Rate limiting on AI endpoints
- HTTPS enforcement (production)
- Environment variable protection
- Rate limiting on auth endpoints
- Brute force protection
- Content Security Policy headers
Performance Optimizations
Implemented ✅
- Database indexes on foreign keys
- Prisma query optimization (select specific fields)
- AI response caching (1 hour)
- Request throttling for AI
- Lazy loading for frontend routes
- Image optimization (Next.js)
Not Implemented ❌
- Database connection pooling
- Redis caching layer
- CDN for static assets
- Database read replicas
- Frontend bundle optimization
Browser Compatibility
Tested and working:
- Chrome/Edge (Chromium-based)
- Safari (tested on macOS)
- Firefox (not explicitly tested)
- Mobile browsers (responsive design in place, not tested)
Compliance & Standards
- WCAG 2.1 AA color contrast
- Semantic HTML structure
- Mobile-responsive design
- COPPA compliance for students under 13 (needs review)
- FERPA compliance for educational records (needs review)
- Privacy policy (not implemented)
- Terms of service (not implemented)
Known Issues & Limitations
Current Limitations
- File Storage: Using local filesystem (not scalable for production)
- Email Notifications: Not implemented
- Real-time Updates: No WebSocket support (manual refresh required)
- Bulk Operations: No batch assignment/class operations
- Search: No full-text search functionality
- Automated Testing: No test suite
Known Bugs
- None reported at time of writing (November 2025)
Migration Path to Production
Before Launch
- Add Unit Tests - Core business logic coverage
- Add Integration Tests - API endpoint coverage
- Security Audit - Third-party review recommended
- Privacy Policy - Required for COPPA/FERPA compliance
- Terms of Service - User agreements
- Admin UI - User management interface
- Email Service - Notification system
- File Storage - Migrate to cloud storage (S3, GCS)
After Launch (Phase 2)
- Google Classroom Integration - Full sync workflow
- Advanced Analytics - Progress tracking, insights
- Gamification - Student engagement features
- Mobile Apps - iOS/Android native apps
Conclusion
Overall Status: The STEMblock platform has achieved 80% feature completion with all core workflows functional and production-ready. The platform successfully delivers:
✅ Core MVP Features:
- Authentication and role-based access
- Class and assignment management for coaches
- Student submission workflow with file uploads
- AI-powered evaluation system (Mistral AI)
- Coach review and grading interface
- Student and parent dashboards with published feedback
✅ New in January 2026:
- Parent/Student feedback system with inbox for coaches/admins
- Gamification system with XP, levels, streaks, and achievements
- Analytics heat maps for class performance visualization
- Dark mode support across all new components
✅ Technical Excellence:
- Well-architected backend (NestJS + Prisma)
- Modern frontend (Next.js 14 + TypeScript)
- Secure authentication (JWT)
- Scalable database schema
- Comprehensive documentation
⚠️ Areas for Enhancement:
- Admin user management UI (backend ready)
- Google Classroom integration (schema ready)
- Automated testing coverage
- Age-specific student dashboards (mockups ready)
- Production file storage solution
Recommendation: The platform is ready for beta deployment with the current feature set. High-priority remaining features (Admin UI, enhanced dashboards) can be added in subsequent releases.
Document Version: 1.1 Last Updated: January 2026 Next Review Date: Upon production deployment