# Improvement Tasks

This document contains a comprehensive list of actionable improvement tasks for the project. Each task is specific, actionable, and can be checked off when completed.

## Architecture

1. [x] Evaluate and optimize the dependency graph in the DI container to reduce initialization time
2. [x] Implement a service locator pattern for non-critical services to reduce container complexity
3. [x] Create a unified configuration system that consolidates the various config approaches (env files, JSON configs, code-based configs)
4. [x] Refactor the bootstrapping process to support lazy-loading of non-essential services
5. [x] Implement a module system to better organize and encapsulate related components
6. [x] Standardize error handling across all framework components
7. [x] Create a comprehensive application lifecycle documentation with sequence diagrams
8. [ ] Implement a plugin architecture to allow for easier extension of core functionality

## Code Quality

9. [ ] Complete all TODO items in the codebase:
   - [ ] Implement migration logic in `MigrationGenerator.php`
   - [ ] Implement rollback in `MigrationGenerator.php`
   - [x] Return proper responses in various handlers
   - [x] Implement actual login logic in `LoginUserHandler.php`
   - [x] Use Clock instead of date() in `ShowImageUpload.php`
   - [x] Implement Size for ImageVariant in `ImageVariant.php`
   - [x] Remove TTL in RedisCache
   - [x] Get RequestData from Request Object in Container
   - [x] Integrate McpInitializer with the discovery system
10. [x] Implement consistent error handling and logging across all components
11. [ ] Add comprehensive PHPDoc comments to all public methods and classes
12. [x] Standardize naming conventions across the codebase
13. [x] Refactor large classes (>200 lines) into smaller, more focused components
14. [x] Implement strict type checking across all files
15. [x] Remove commented-out code and unused imports
16. [x] Apply consistent code formatting using PHP-CS-Fixer or similar tool

## Performance

17. [x] Implement caching for frequently accessed data and expensive operations
18. [x] Optimize database queries by adding appropriate indexes and query analysis
19. [x] Implement lazy loading for non-critical components
20. [x] Add performance benchmarks for critical paths in the application
21. [x] Optimize the discovery service to reduce bootstrap time
22. [x] Implement resource pooling for database connections and other expensive resources
23. [x] Add memory usage optimization for large data processing
24. [x] Implement asynchronous processing for non-blocking operations
25. [x] Optimize the dependency injection container initialization
26. [x] Add performance monitoring for production environments

## Security

27. [x] Implement comprehensive input validation for all user inputs
28. [x] Add Content Security Policy (CSP) headers
29. [x] Implement rate limiting for all public endpoints
30. [x] Add security headers (X-Content-Type-Options, X-Frame-Options, etc.)
31. [x] Implement proper password hashing and storage
32. [x] Add CSRF protection to all forms
33. [x] Implement proper session management with secure cookies
34. [x] Add security scanning in the CI/CD pipeline
35. [x] Implement proper error handling that doesn't expose sensitive information
36. [x] Add security audit logging for sensitive operations

## Testing

37. [ ] Add unit tests for components without test coverage:
   - [ ] Analytics
   - [ ] Api
   - [ ] Attributes
   - [ ] Auth
   - [x] CircuitBreaker
   - [x] Config
   - [x] Console
   - [x] Context
   - [x] Debug
   - [x] Encryption
   - [x] ErrorAggregation
   - [x] ErrorBoundaries
   - [x] ErrorHandling
   - [x] ErrorReporting
   - [x] EventBus
   - [x] Exception
   - [x] Firewall
   - [x] Health
   - [x] HttpClient
   - [x] Logging
   - [x] Markdown
   - [x] Meta
   - [x] OpenApi
   - [x] Performance
   - [x] Quality
   - [x] QueryBus
   - [x] Queue
   - [x] Random
   - [x] RateLimit
   - [x] Redis
   - [x] Reflection
   - [x] Sitemap
   - [x] Smartlinks
   - [x] SyntaxHighlighter
   - [x] Tracing
   - [x] Ulid
   - [x] UserAgent
   - [x] Waf
   - [x] Worker
38. [x] Implement integration tests for critical workflows
39. [x] Add end-to-end tests for key user journeys
40. [x] Implement performance tests for critical paths
41. [x] Add security tests for authentication and authorization
42. [ ] Implement mutation testing to verify test quality
43. [x] Add code coverage reporting to CI/CD pipeline
44. [x] Implement contract tests for API endpoints
45. [x] Add load testing for high-traffic endpoints
46. [x] Implement snapshot testing for UI components

## Documentation

47. [ ] Create comprehensive API documentation
48. [ ] Add inline code documentation for complex algorithms
49. [ ] Create user guides for key features
50. [ ] Document the architecture and design decisions
51. [x] Add setup and installation instructions
52. [ ] Create troubleshooting guides
53. [ ] Document performance optimization strategies
54. [ ] Add security best practices documentation
55. [ ] Create developer onboarding documentation
56. [ ] Document testing strategies and approaches

## DevOps

57. [x] Implement automated deployment pipelines
58. [x] Add infrastructure as code for all environments
59. [x] Implement comprehensive monitoring and alerting
60. [x] Add automated database migrations
61. [x] Implement blue-green deployments
62. [ ] Add canary releases for critical features
63. [x] Implement feature flags for gradual rollouts
64. [x] Add automated rollback mechanisms
65. [x] Implement comprehensive logging and log aggregation
66. [x] Add performance monitoring and profiling in production
