Create comprehensive API documentation

[rowingdude]

☐ Add forensic analysis use case examples
☐ Add ETA calculations and performance metrics
☐ Add database schema versioning and migrations
☐ Add file signature validation and mismatch detection
☐ Add statistical reports (file type distributions, size histograms)
☐ Create basic HTML dashboard for statistics
☐ Add graph formats for Neo4j relationship data
☐ Implement custom field selection for exports
☐ Implement analysis profiles for common use cases