(value: unknown)
| 40 | const DEFAULT_MODEL = 'claude-sonnet-5' |
| 41 | |
| 42 | function asOptString(value: unknown): string | undefined { |
| 43 | if (typeof value !== 'string') return undefined |
| 44 | const trimmed = value.trim() |
| 45 | return trimmed ? trimmed : undefined |
| 46 | } |
| 47 | |
| 48 | function asRawString(value: unknown): string | undefined { |
| 49 | return typeof value === 'string' && value !== '' ? value : undefined |