- Move templates from webtemplates/templates/ to templates/
- Replace embedded filesystem with filesystem-based template loading
- Add ACKIFY_TEMPLATES_DIR environment variable for custom template paths
- Update Dockerfile to copy templates and set default template directory
- Improve template resolution with fallback paths for development
- Remove webtemplates package and embedded filesystem dependencies
- Update BUILD.md documentation for template configuration
- Rename binary from ackify-ce to ackify for consistency
- Add migrate binary build and deployment
- Add migration service to docker-compose with proper dependency chain
- Ensure migrations run before main service startup
- Update dependencies from migration system integration
Add complete Go application for cryptographic document signature validation with OAuth2 authentication, Ed25519 signatures, and PostgreSQL storage following clean architecture principles.