docs: add comprehensive manuscript analyzer platform documentation

Add detailed business requirements and technical implementation plans for AI-powered manuscript analysis platform:

• MANUSCRIPT_ANALYZER_BUSINESS_REQUIREMENTS.md - Complete BRD with 50+ use cases, market analysis, revenue projections ($540k ARR), operational requirements, and success metrics
• MANUSCRIPT_ANALYZER_TECHNICAL_IMPLEMENTATION.md - Detailed technical specs with 200+ evaluation points, 15+ genre templates, database schema, AI integration, and 8-week implementation timeline

Key Features:
- Genre-specific analysis (Romance, Mystery, Fantasy, Business, Memoir, etc.)
- Professional report generation with PDF export
- Coach certification and consultation program
- Real-time progress tracking and revision comparison
- Enterprise-grade security and multi-tenant architecture
- Leverages 80% of existing NextSaaS infrastructure

Business Impact:
- 10x faster than traditional editing (5 min vs 2-4 weeks)
- 50x cheaper than human editors ($39 vs $1,500+)
- Target: 3,000 users and $540k ARR in Year 1
- Multiple revenue streams: analysis, consultations, enterprise

Technical Excellence:
- Sub-5-minute analysis for 150k word manuscripts
- Multi-model AI integration (OpenAI + Claude)
- Comprehensive testing framework and quality assurance
- Auto-scaling infrastructure with performance monitoring

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: abhaytalreja