- Create DropdownOption model with Category, Value, ParentValue for Trade/SubTrade/Problem
- Add DropdownOptionsController with CRUD + ByCategory endpoint with parent filtering
- Add Problem, Trade, SubTrade, VendorNTE, ScheduledDate, CompletedDate, Source to WorkOrder
- Update EditWorkorder_DTO and GetWorkorderById with new fields
- Audit log tracks changes to all new fields
- Seed default Trades (10), SubTrades (20), and Problems (11) on startup
- Generalize appsettings.json by removing hardcoded credentials
- Add local connection string and JWT config to appsettings.Development.json
- Add EF Core Design package for running migrations locally
- Seed admin user on startup in development
- Skip HTTPS redirect in development for proxy compatibility
- Gitignore appsettings.Development.json