- Add FormDefinitionVersion with compare/versions endpoints and schema differ
- Add Notification entity, endpoints and application features
- Add Scheduler (timeout) and WebhookDispatcher services
- Add FormDataValidator/FieldPermissionEvaluator/ReactionEvaluator
- Add workflow task mark-read, CC support and SystemUserContext
- Add EF migrations for form versions and notifications
- Add unit tests for form schema, notifications, scheduler and serialization
- gRPC auth service for token validation
- Value comparator system (string, numeric, boolean, datetime, collection)
- Condition evaluator with strategy chain
- Form definition and data improvements
- Workflow instance/task endpoints updated
- Seed data and EF design-time factory
- Test coverage for comparators and handlers
