Changelog¶

All notable changes to the Employer File Validator.

[1.0.0] - 2025-01-15¶

Production Ready Release¶

Added¶

✅ AI-powered validation and error correction
✅ DuckDuckGo company search for missing employer data
✅ Dual correction modes (bulk auto-correct and line-by-line)
✅ Multi-state support (Louisiana, Texas, Colorado)
✅ Docker Compose deployment (development, staging, production)
✅ OpenRouter LLM integration
✅ Zendesk support ticket integration
✅ Mapbox address validation (optional)
✅ Session management with 1-hour TTL
✅ Automatic re-validation after corrections
✅ Comprehensive MkDocs documentation

Features¶

AI Enhancement: 50-70% more errors auto-correctable with LLM analysis
Company Search: Automatically find missing employer addresses via DuckDuckGo + LLM
Apply to All: Fix multiple similar errors with one action
Line Ending Handling: Automatic CRLF/LF normalization
Health Monitoring: Health check endpoints for all services
Version Display: Shows deployment version and date in UI

Technical¶

Backend: FastAPI with Python 3.9+
Frontend: Streamlit
LLM: OpenRouter API (supports GPT-4, Claude, Gemini)
Search: DuckDuckGo (no API key required)
Deployment: Docker Compose with multi-environment support
Documentation: Material for MkDocs with PDF export

Bug Fixes¶

✅ Fixed "Apply to All" to correctly apply to ALL similar errors
✅ Fixed Windows line ending (CRLF) handling
✅ Fixed custom value persistence in line-by-line mode
✅ Fixed session cleanup and memory leaks
✅ Fixed automatic re-validation after corrections

Documentation¶

Complete deployment guide (development, staging, production)
Environment variable reference
Reverse proxy configuration (Nginx, Caddy, Apache, Traefik)
SSL certificate setup
Health monitoring and logging
LLM provider configuration
Troubleshooting guides
API reference
Security hardening guide

[0.9.0] - 2024-12-20¶

Beta Release¶

Added¶

Basic file validation for Louisiana format
Error detection and reporting
Manual correction interface
Docker development environment

Known Issues¶

Line ending issues with Windows files
"Apply to All" only applies to current error
No automatic re-validation
Limited AI capabilities

[0.5.0] - 2024-11-15¶

Alpha Release¶

Added¶

Initial prototype
Basic Louisiana validator
Simple web interface
Manual error correction only

Versioning¶

This project follows Semantic Versioning:

Major (X.0.0): Breaking changes
Minor (x.X.0): New features, backward compatible
Patch (x.x.X): Bug fixes

Upgrade Notes¶

1.0.0 from 0.x.x¶

Breaking Changes: - None (first production release)

New Requirements: - OPENROUTER_API_KEY required for AI features - Docker Compose 2.0+ required - Python 3.9+ required

Migration Steps: 1. Pull latest code/images 2. Update .env with new variables (see .env.example) 3. Rebuild containers: docker-compose build 4. Restart: docker-compose up -d

Roadmap¶

v1.1.0 (Planned)¶

Features: - [ ] User authentication - [ ] Multi-user support - [ ] PostgreSQL persistent storage - [ ] File upload history - [ ] Advanced analytics dashboard - [ ] Batch file processing - [ ] Email notifications - [ ] Custom validation rules

Improvements: - [ ] Faster LLM response caching - [ ] Better error categorization - [ ] Enhanced company search - [ ] Improved UI/UX

v1.2.0 (Future)¶

Features: - [ ] More state formats (New York, California) - [ ] Excel/CSV export - [ ] API webhooks - [ ] Custom field mapping - [ ] Integration with payroll systems

Support¶

For issues and feature requests: - GitHub: Create an issue - Documentation: See docs - Support: Create Zendesk ticket (if configured)

Contributors¶

Development Team
QA Team
Documentation Team

License¶

Last Updated: 2025-01-15