Merge pull request #303 from w3bdesign/backend

Add features to add

TODO.md

@@ -1,5 +1,109 @@
 # TODO
 
+## General
+
+-   Thorough security review
+-   Scalability assessment
+-   Comprehensive testing implementation
+-   Automated deployment with CI/CD pipeline
+-   Application monitoring and logging
+
+## Customer-Facing Features
+
+- Appointment Booking
+
+  - Implement logic to prevent double-booking conflicts.
+
+- Booking Management
+
+  - Allow customers to view, modify, or cancel their bookings.
+
+## Employee Features
+
+- Employee Login
+
+  - Develop login functionality for employees.
+
+- Schedule Management
+
+  - Create an interface for employees to view and manage their schedules.
+
+- Availability Settings
+  - Allow employees to set their availability and block out times.
+
+## Admin Features
+
+- User Management
+
+  - Implement functionality to add, modify, or remove employee accounts.
+
+- Reporting
+
+  - Create reporting tools to generate and export reports on bookings, revenue, and employee performance.
+
+- Service Management
+  - Develop functionality to add or update services, including pricing and duration.
+
+## Security Enhancements
+
+- Authentication and Authorization
+    - Implement bcrypt for password hashing.
+    - Implement JWT refresh tokens for secure API access.
+    - Implement role-based access control (RBAC) to restrict resources based on user roles.
+- Input Validation
+    - Use class-validator to sanitize and validate all user inputs.
+    - Prevent SQL injection and XSS attacks.
+- Data Protection
+    - Encrypt sensitive data at rest and in transit using HTTPS with TLS.
+- Rate Limiting
+    - Implement rate limiting to protect against brute-force attacks.
+- Audit Logging
+    - Maintain logs of critical actions for auditing purposes.
+
+## Scalability Improvements
+
+- Stateless Backend
+    - Design the backend to be stateless to facilitate horizontal scaling.
+- Load Balancing
+    - Use a load balancer to distribute traffic across multiple server instances.
+- Caching
+    - Implement caching for frequent read operations using Redis.
+- Database Optimization
+    - Use indexing and query optimization techniques.
+    - Consider read replicas for PostgreSQL.
+- Asynchronous Processing
+    - Use message queues (e.g., RabbitMQ) for background tasks like sending notifications.
+
+## Testing Improvements
+
+- Unit Tests
+    - Write comprehensive unit tests for all services, controllers, guards, and pipes.
+- Integration Tests
+    - Implement integration tests for API endpoints and database operations.
+- End-to-End Tests
+    - Create end-to-end tests for critical user flows using Cypress.
+
+## Deployment Automation
+
+- CI/CD Pipeline
+    - Set up a CI/CD pipeline using GitHub Actions or similar.
+    - Automate building, testing, and deployment processes.
+- Infrastructure as Code (IaC)
+    - Use Terraform or similar to manage infrastructure.
+
+## Monitoring and Logging
+
+- Application Monitoring
+    - Use tools like Prometheus and Grafana to monitor application performance.
+- Error Tracking
+    - Implement Sentry or similar for error logging.
+- Health Checks
+    - Set up endpoint and infrastructure health checks.
+
+## Existing Issues
+
+- Address the CRITICAL issues listed in ISSUES.md
+
 ## Customer-Facing Features
 
 - Appointment Booking