Phase 9: Final cleanup - Remove survey/v2 dependency

Overview

Final phase: Remove survey/v2 from dependencies and update documentation.

Depends On

All previous phases (1-7) must be complete.

Tasks

• Verify all survey/v2 usage is removed
• Run: go mod tidy to remove survey/v2
• Verify no import statements for survey remain
• Update CONTRIBUTING.md or dev docs with huh patterns
• Update any testing documentation
• Run full test suite
• Test on multiple platforms (macOS, Linux, Windows)
• Test with different terminal emulators

Documentation Updates

Create guide for future prompt development:

• When to use Confirm vs Select
• How to use type-safe Select[T]
• Form creation for multi-field prompts
• Testing huh prompts
• Accessibility considerations

Verification

# Should show survey removed
go mod graph | grep survey

# Should be empty
rg "github.com/AlecAivazis/survey" --type go

# All tests pass
go test ./...

Success Criteria

• ✅ survey/v2 removed from go.mod
• ✅ No survey imports in codebase
• ✅ All tests pass
• ✅ Documentation updated
• ✅ Tested on multiple platforms

Effort: 1-2 days