Implement AI domain with Anthropic API integration for slug generation.
Adds GenerateSlug action for URL-to-slug transformation and GenerateAbVariants
for A/B test variants. Includes test coverage for GenerateSlug action with
mocked AiService.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Implements QrRenderer using chillerlan/php-qrcode v6 API (outputInterface
instead of deprecated outputType constants), QrCode Eloquent model with
ULID auto-generation and soft deletes, and GenerateQrCode action.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>