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251217:1704 Docunment Number: Update to 1.6.2
2025-12-17 17:04:06 +07:00

22 KiB

📝 LCBP3-DMS Documents Management System Version 1.4.2: Application Requirements Specification (by DeepSeek)

  • āļ›āļĢāļąāļšāļ›āļĢāļļāļ‡āļ•āļēāļĄāļ‚āđ‰āļ­āđ€āļŠāļ™āļ­āđāļ™āļ°āļˆāļēāļ FullStackJS Guidelines āđāļĨāļ°āđāļœāļ™āļāļēāļĢāļžāļąāļ’āļ™āļē

📌 1. āļ§āļąāļ•āļ–āļļāļ›āļĢāļ°āļŠāļ‡āļ„āđŒ

āļŠāļĢāđ‰āļēāļ‡āđ€āļ§āđ‡āļšāđāļ­āļ›āļžāļĨāļīāđ€āļ„āļŠāļąāđˆāļ™āļŠāļģāļŦāļĢāļąāļšāļĢāļ°āļšāļšāļšāļĢāļīāļŦāļēāļĢāļˆāļąāļ”āļāļēāļĢāđ€āļ­āļāļŠāļēāļĢāđ‚āļ„āļĢāļ‡āļāļēāļĢ (Document Management System) āļ—āļĩāđˆāļŠāļēāļĄāļēāļĢāļ–āļˆāļąāļ”āļāļēāļĢāđāļĨāļ°āļ„āļ§āļšāļ„āļļāļĄ āļāļēāļĢāļŠāļ·āđˆāļ­āļŠāļēāļĢāļ”āđ‰āļ§āļĒāđ€āļ­āļāļŠāļēāļĢāļ—āļĩāđˆāļ‹āļąāļšāļ‹āđ‰āļ­āļ™ āļ­āļĒāđˆāļēāļ‡āļĄāļĩāļ›āļĢāļ°āļŠāļīāļ—āļ˜āļīāļ āļēāļž

  • āļĄāļĩāļŸāļąāļ‡āļāđŒāļŠāļąāļ™āļŦāļĨāļąāļāđƒāļ™āļāļēāļĢāļ­āļąāļ›āđ‚āļŦāļĨāļ” āļˆāļąāļ”āđ€āļāđ‡āļš āļ„āđ‰āļ™āļŦāļē āđāļŠāļĢāđŒ āđāļĨāļ°āļ„āļ§āļšāļ„āļļāļĄāļŠāļīāļ—āļ˜āļīāđŒāļāļēāļĢāđ€āļ‚āđ‰āļēāļ–āļķāļ‡āđ€āļ­āļāļŠāļēāļĢ
  • āļŠāđˆāļ§āļĒāļĨāļ”āļāļēāļĢāđƒāļŠāđ‰āđ€āļ­āļāļŠāļēāļĢāļāļĢāļ°āļ”āļēāļĐ āđ€āļžāļīāđˆāļĄāļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒāđƒāļ™āļāļēāļĢāļˆāļąāļ”āđ€āļāđ‡āļšāļ‚āđ‰āļ­āļĄāļđāļĨ
  • āđ€āļžāļīāđˆāļĄāļ„āļ§āļēāļĄāļŠāļ°āļ”āļ§āļāđƒāļ™āļāļēāļĢāļ—āļģāļ‡āļēāļ™āļĢāđˆāļ§āļĄāļāļąāļ™āļĢāļ°āļŦāļ§āđˆāļēāļ‡āļ­āļ‡āļāļĢāļ“āđŒ
  • āđ€āļŠāļĢāļīāļĄ: āļ›āļĢāļąāļšāļ›āļĢāļļāļ‡āļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒāļ‚āļ­āļ‡āļĢāļ°āļšāļšāļ”āđ‰āļ§āļĒāļĄāļēāļ•āļĢāļāļēāļĢāļ›āđ‰āļ­āļ‡āļāļąāļ™āļ—āļĩāđˆāļ—āļąāļ™āļŠāļĄāļąāļĒ
  • āđ€āļŠāļĢāļīāļĄ: āđ€āļžāļīāđˆāļĄāļ„āļ§āļēāļĄāļ—āļ™āļ—āļēāļ™āļ‚āļ­āļ‡āļĢāļ°āļšāļšāļ”āđ‰āļ§āļĒāļāļĨāđ„āļ resilience patterns
  • āđ€āļŠāļĢāļīāļĄ: āļŠāļĢāđ‰āļēāļ‡āļĢāļ°āļšāļš monitoring āđāļĨāļ° observability āļ—āļĩāđˆāļ„āļĢāļ­āļšāļ„āļĨāļļāļĄ

🛠ïļ 2. āļŠāļ–āļēāļ›āļąāļ•āļĒāļāļĢāļĢāļĄāđāļĨāļ°āđ€āļ—āļ„āđ‚āļ™āđ‚āļĨāļĒāļĩ (System Architecture & Technology Stack)

2.1 Infrastructure & Environment:

  • Server: QNAP (Model: TS-473A, RAM: 32GB, CPU: AMD Ryzen V1500B)
  • Containerization: Container Station (Docker & Docker Compose)
  • Domain: np-dms.work, <www.np-dms.work>
  • IP: 159.192.126.103
  • Docker Network: āļ—āļļāļ Service āļˆāļ°āđ€āļŠāļ·āđˆāļ­āļĄāļ•āđˆāļ­āļœāđˆāļēāļ™āđ€āļ„āļĢāļ·āļ­āļ‚āđˆāļēāļĒāļāļĨāļēāļ‡āļŠāļ·āđˆāļ­ lcbp3
  • Data Storage: /share/dms-data āļšāļ™ QNAP
  • āļ‚āđ‰āļ­āļˆāļģāļāļąāļ”: āđ„āļĄāđˆāļŠāļēāļĄāļēāļĢāļ–āđƒāļŠāđ‰ .env āđƒāļ™āļāļēāļĢāļāļģāļŦāļ™āļ”āļ•āļąāļ§āđāļ›āļĢāļ āļēāļĒāļ™āļ­āļāđ„āļ”āđ‰ āļ•āđ‰āļ­āļ‡āļāļģāļŦāļ™āļ”āđƒāļ™ docker-compose.yml āđ€āļ—āđˆāļēāļ™āļąāđ‰āļ™

2.2 Technology Stack:

  • Backend:

    • framework: NestJS (TypeScript, ESM)
    • database: MariaDB 10.11
    • orm: TypeORM
    • auth: JWT + Passport + CASL
    • fileProcessing: Multer + ClamAV
    • search: Elasticsearch
    • caching: Redis
    • resilience: Circuit Breaker, Retry Patterns
  • frontend:

    • framework: Next.js 14 (App Router, React, TypeScript, ESM)
    • styling: Tailwind CSS + PostCSS
    • components: shadcn/ui + Radix UI
    • stateManagement: Zustand + TanStack Query
    • forms: React Hook Form + Zod
  • infrastructure:

    • reverseProxy: Nginx Proxy Manager
    • containerization: Docker + Docker Compose
    • monitoring: Winston + Health Checks
    • workflow: n8n

2.3 Performance Targets:

const PERFORMANCE_TARGETS = {
  api: {
    responseTime: '< 200ms (90th percentile)',
    searchPerformance: '< 500ms',
    concurrentUsers: '100 users',
    errorRate: '< 1%'
  },
  frontend: {
    firstContentfulPaint: '< 1.5s',
    largestContentfulPaint: '< 2.5s',
    bundleSize: '< 500KB (gzipped)'
  },
  database: {
    queryTime: '< 100ms (p95)',
    connectionPool: '20-50 connections'
  },
  files: {
    uploadTime: '< 30s (50MB files)',
    downloadTime: '< 5s (50MB files)',
    virusScanTime: '< 10s'
  }
};

ðŸ“Ķ 3. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļŸāļąāļ‡āļāđŒāļŠāļąāļ™āļāļēāļĢāļ—āļģāļ‡āļēāļ™ (Functional Requirements)

3.1 Simplified JSON Structure:

// Simplified JSON Details Structure
interface BaseDetails {
  version: string;
  type: string;
  created_at: string;
  updated_at?: string;
}

interface CorrespondenceDetails extends BaseDetails {
  subject: string;
  description?: string;
  priority: 'LOW' | 'NORMAL' | 'HIGH' | 'URGENT';
  confidentiality: 'PUBLIC' | 'INTERNAL' | 'CONFIDENTIAL';
  references?: Array<{
    correspondence_id: number;
    description: string;
  }>;
}

interface RFIDetails extends BaseDetails {
  questions: Array<{
    question_text: string;
    response_required: boolean;
    deadline?: string;
  }>;
  category?: 'TECHNICAL' | 'ADMINISTRATIVE';
  urgency?: 'LOW' | 'NORMAL' | 'HIGH';
}

3.2 Enhanced Document Management:

  • 3.2.1 āļĢāļ°āļšāļšāļ•āđ‰āļ­āļ‡āļĢāļ­āļ‡āļĢāļąāļšāļāļēāļĢāļˆāļąāļ”āļāļēāļĢāđ€āļ­āļāļŠāļēāļĢāđāļšāļš Real-time Collaboration
  • 3.2.2 āļ•āđ‰āļ­āļ‡āļĄāļĩāļĢāļ°āļšāļš Version Control āļ—āļĩāđˆāļŠāļąāļ”āđ€āļˆāļ™āļŠāļģāļŦāļĢāļąāļšāļ—āļļāļāđ€āļ­āļāļŠāļēāļĢ
  • 3.2.3 āļĢāļ­āļ‡āļĢāļąāļšāļāļēāļĢāļ„āđ‰āļ™āļŦāļē Full-text Search āļœāđˆāļēāļ™ Elasticsearch
  • 3.2.4 āļĢāļ°āļšāļšāļ•āđ‰āļ­āļ‡āļĢāļ­āļ‡āļĢāļąāļš Bulk Operations āļŠāļģāļŦāļĢāļąāļšāļāļēāļĢāļˆāļąāļ”āļāļēāļĢāđ€āļ­āļāļŠāļēāļĢāļˆāļģāļ™āļ§āļ™āļĄāļēāļ

3.3 Advanced Workflow Management:

  • 3.3.1 āļĢāļ­āļ‡āļĢāļąāļš Conditional Workflow Routing āļ•āļēāļĄ business rules
  • 3.3.2 āļĢāļ°āļšāļšāļ•āđ‰āļ­āļ‡āļĄāļĩ Escalation Mechanisms āļŠāļģāļŦāļĢāļąāļšāļ‡āļēāļ™āļ—āļĩāđˆāđ€āļĨāļĒāļāļģāļŦāļ™āļ”
  • 3.3.3 āļĢāļ­āļ‡āļĢāļąāļš Parallel Workflow Steps āđ€āļĄāļ·āđˆāļ­āđ€āļŦāļĄāļēāļ°āļŠāļĄ
  • 3.3.4 āļ•āđ‰āļ­āļ‡āļĄāļĩāļĢāļ°āļšāļš Notification Preferences āļŠāļģāļŦāļĢāļąāļšāļœāļđāđ‰āđƒāļŠāđ‰

🔐 4. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļŠāļīāļ—āļ˜āļīāđŒāđāļĨāļ°āļāļēāļĢāđ€āļ‚āđ‰āļēāļ–āļķāļ‡ (Access Control Requirements)

4.1 Enhanced RBAC System:

const PERMISSION_HIERARCHY = {
  levels: ['GLOBAL', 'ORGANIZATION', 'PROJECT', 'CONTRACT'],
  evaluation: 'MOST_PERMISSIVE',
  features: {
    dynamicRoles: 'Admin āļŠāļēāļĄāļēāļĢāļ–āļŠāļĢāđ‰āļēāļ‡āļšāļ—āļšāļēāļ—āđƒāļŦāļĄāđˆāđ„āļ”āđ‰',
    permissionTemplates: 'āđƒāļŠāđ‰ template āļŠāļģāļŦāļĢāļąāļšāļšāļ—āļšāļēāļ—āļĄāļēāļ•āļĢāļāļēāļ™',
    timeBoundPermissions: 'āļŠāļīāļ—āļ˜āļīāđŒāļŠāļąāđˆāļ§āļ„āļĢāļēāļ§āļ•āļēāļĄāļĢāļ°āļĒāļ°āđ€āļ§āļĨāļē'
  }
};

4.2 Advanced Security Controls:

  • 4.2.1 āļ•āđ‰āļ­āļ‡āļĄāļĩ Session Management āļ—āļĩāđˆāļ›āļĨāļ­āļ”āļ āļąāļĒ
  • 4.2.2 āļĢāļ­āļ‡āļĢāļąāļš Multi-factor Authentication (MFA)
  • 4.2.3 āļ•āđ‰āļ­āļ‡āļĄāļĩāļĢāļ°āļšāļš Audit Trail āļ—āļĩāđˆāļ„āļĢāļ­āļšāļ„āļĨāļļāļĄ
  • 4.2.4 āļĢāļ­āļ‡āļĢāļąāļš Security Policy Enforcement

ðŸ‘Ĩ 5. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļœāļđāđ‰āđƒāļŠāđ‰āļ‡āļēāļ™ (User Interface & Experience)

5.1 Component Architecture:

📁 Frontend Structure:
├── 📁 app/                    # Next.js App Router
├── 📁 components/
│   ├── 📁 ui/                 # Shadcn/ui components
│   ├── 📁 forms/              # Form components
│   ├── 📁 workflows/          # Workflow components
│   ├── 📁 data-display/       # Data display components
│   └── 📁 layouts/            # Layout components
├── 📁 hooks/                  # Custom hooks
├── 📁 stores/                 # Zustand stores
├── 📁 lib/                    # Utilities and config
└── 📁 types/                  # TypeScript definitions

5.2 State Management Strategy:

const STATE_MANAGEMENT = {
  serverState: {
    tool: 'TanStack Query',
    useCases: ['API data', 'Search results', 'User profiles']
  },
  clientState: {
    tool: 'Zustand',
    useCases: ['UI state', 'Form state', 'User preferences']
  },
  formState: {
    tool: 'React Hook Form + Zod',
    useCases: ['All forms', 'Validation', 'Form wizard']
  }
};

🚀 6. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ—āļĩāđˆāđ„āļĄāđˆāđƒāļŠāđˆāļŸāļąāļ‡āļāđŒāļŠāļąāļ™āļāļēāļĢāļ—āļģāļ‡āļēāļ™ (Non-Functional Requirements)

6.1 Enhanced Performance Requirements:

const PERFORMANCE_REQUIREMENTS = {
  scalability: {
    concurrentUsers: '100+ users',
    documentStorage: '10,000+ documents',
    fileStorage: '1TB+ capacity'
  },
  reliability: {
    uptime: '99.9%',
    backupRecovery: '4-hour RTO, 1-hour RPO',
    errorHandling: 'Graceful degradation'
  },
  security: {
    authentication: 'JWT with refresh tokens',
    authorization: 'RBAC with 4-level hierarchy',
    dataProtection: 'Encryption at rest and in transit'
  }
};

6.2 Advanced Monitoring & Observability:

const MONITORING_REQUIREMENTS = {
  applicationMetrics: [
    'api_response_times',
    'error_rates',
    'user_activity',
    'workflow_completion_rates'
  ],
  businessMetrics: [
    'documents_created_daily',
    'average_approval_time',
    'sla_compliance_rates',
    'user_satisfaction_scores'
  ],
  securityMetrics: [
    'failed_login_attempts',
    'file_scan_results',
    'permission_changes',
    'security_incidents'
  ]
};

6.3 Enhanced Security Requirements:

  • 6.3.1 āļ•āđ‰āļ­āļ‡āļĄāļĩ Comprehensive Input Validation
  • 6.3.2 āļ•āđ‰āļ­āļ‡āļ›āđ‰āļ­āļ‡āļāļąāļ™ OWASP Top 10 vulnerabilities
  • 6.3.3 āļ•āđ‰āļ­āļ‡āļĄāļĩ Rate Limiting āļ—āļĩāđˆ configuraable
  • 6.3.4 āļ•āđ‰āļ­āļ‡āļĄāļĩ Security Headers āđāļĨāļ° CSP

6.4 Database Optimization Requirements:

const DATABASE_REQUIREMENTS = {
  performance: {
    queryOptimization: 'All queries under 100ms',
    indexingStrategy: 'Composite indexes for common queries',
    connectionPooling: '20-50 connections'
  },
  maintenance: {
    backup: 'Daily full + hourly incremental',
    cleanup: 'Automated archive of old records',
    monitoring: 'Slow query logging and alerting'
  }
};

🧊 7. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļ—āļ”āļŠāļ­āļš (Testing Requirements)

7.1 Comprehensive Testing Strategy:

const TESTING_STRATEGY = {
  unitTesting: {
    coverage: '80% minimum',
    focus: 'Business logic and utilities',
    tools: ['Jest', 'React Testing Library']
  },
  integrationTesting: {
    coverage: 'Critical user journeys',
    focus: 'API endpoints and database operations',
    tools: ['Supertest', 'Testcontainers']
  },
  e2eTesting: {
    coverage: 'Core business workflows',
    focus: 'User registration to document approval',
    tools: ['Playwright', 'Jest']
  },
  performanceTesting: {
    coverage: 'Critical paths under load',
    focus: 'API response times and concurrent users',
    tools: ['k6', 'Artillery']
  },
  securityTesting: {
    coverage: 'OWASP Top 10 vulnerabilities',
    focus: 'Authentication, authorization, input validation',
    tools: ['OWASP ZAP', 'Snyk']
  }
};

7.2 Quality Gates:

const QUALITY_GATES = {
  preCommit: [
    'ESLint with no errors',
    'Prettier formatting',
    'TypeScript compilation',
    'Unit tests passing'
  ],
  preMerge: [
    'All tests passing',
    'Code review completed',
    'Security scan clean',
    'Performance benchmarks met'
  ],
  preDeploy: [
    'Integration tests passing',
    'E2E tests passing',
    'Load tests successful',
    'Security audit completed'
  ]
};

🔄 8. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļšāļģāļĢāļļāļ‡āļĢāļąāļāļĐāļē (Maintenance Requirements)

8.1 Operational Excellence:

const OPERATIONAL_REQUIREMENTS = {
  monitoring: {
    healthChecks: '/health, /ready, /live endpoints',
    alerting: 'Real-time alerts for critical issues',
    logging: 'Structured JSON logs with request IDs'
  },
  backup: {
    frequency: 'Daily full + hourly incremental',
    retention: '30 days for backups, 7 years for audit logs',
    verification: 'Automated backup validation'
  },
  updates: {
    securityPatches: 'Applied within 24 hours of release',
    minorUpdates: 'Monthly maintenance windows',
    majorUpdates: 'Quarterly with thorough testing'
  }
};

8.2 Disaster Recovery:

  • 8.2.1 Recovery Time Objective (RTO): < 4 āļŠāļąāđˆāļ§āđ‚āļĄāļ‡
  • 8.2.2 Recovery Point Objective (RPO): < 1 āļŠāļąāđˆāļ§āđ‚āļĄāļ‡
  • 8.2.3 āļ•āđ‰āļ­āļ‡āļĄāļĩ Automated Recovery Procedures
  • 8.2.4 āļ•āđ‰āļ­āļ‡āļĄāļĩ Regular Disaster Recovery Testing

ðŸ‘Ĩ 9. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļžāļąāļ’āļ™āļē (Development Requirements)

9.1 Development Workflow:

const DEVELOPMENT_WORKFLOW = {
  environmentSetup: {
    time: '30 minutes maximum',
    tools: ['Docker', 'Node.js 18+', 'VS Code'],
    commands: ['npm run setup', 'npm run dev', 'npm run test']
  },
  gitWorkflow: {
    branching: 'Feature branches with PR reviews',
    commitConventions: 'Conventional commits',
    codeReview: '2 reviewers minimum'
  },
  collaboration: {
    communication: 'Daily standups, weekly planning',
    documentation: 'Auto-generated API docs, ADRs',
    knowledgeSharing: 'Pair programming, tech talks'
  }
};

9.2 Code Quality Standards:

const CODE_QUALITY_STANDARDS = {
  backend: {
    language: 'TypeScript with strict mode',
    style: 'NestJS style guide with ESLint',
    testing: '80% coverage, Arrange-Act-Assert pattern'
  },
  frontend: {
    language: 'TypeScript with strict mode',
    style: 'Next.js style guide with Prettier',
    testing: '70% coverage, React Testing Library'
  },
  database: {
    naming: 'Consistent snake_case convention',
    indexing: 'Strategic indexes for performance',
    migrations: 'TypeORM migrations with rollback'
  }
};

📊 10. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļĢāļēāļĒāļ‡āļēāļ™āđāļĨāļ°āļ§āļīāđ€āļ„āļĢāļēāļ°āļŦāđŒ (Reporting & Analytics Requirements)

10.1 Business Intelligence:

  • 10.1.1 āļ•āđ‰āļ­āļ‡āļĄāļĩ Real-time Dashboard āļŠāļģāļŦāļĢāļąāļš Key Metrics
  • 10.1.2 āļĢāļ­āļ‡āļĢāļąāļš Custom Reports āđāļĨāļ° Exports
  • 10.1.3 āļ•āđ‰āļ­āļ‡āļĄāļĩ Predictive Analytics āļŠāļģāļŦāļĢāļąāļš Workflow Optimization
  • 10.1.4 āļĢāļ­āļ‡āļĢāļąāļš Data Visualization āļ—āļĩāđˆāļŦāļĨāļēāļāļŦāļĨāļēāļĒ

10.2 Advanced Analytics:

const ANALYTICS_REQUIREMENTS = {
  performanceMetrics: [
    'document_processing_times',
    'workflow_bottlenecks',
    'user_engagement_metrics',
    'system_utilization_rates'
  ],
  businessMetrics: [
    'sla_compliance_rates',
    'document_approval_rates',
    'user_satisfaction_scores',
    'cost_savings_analytics'
  ],
  predictiveAnalytics: [
    'workflow_completion_predictions',
    'resource_utilization_forecasts',
    'capacity_planning_insights'
  ]
};

🔧 11. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļ›āļĢāļąāļšāļ›āļĢāļļāļ‡āļĢāļ°āļšāļš (System Enhancement Requirements)

11.1 Scalability & Extensibility:

  • 11.1.1 āļĢāļ°āļšāļšāļ•āđ‰āļ­āļ‡āļĢāļ­āļ‡āļĢāļąāļš Horizontal Scaling
  • 11.1.2 āļ•āđ‰āļ­āļ‡āļĄāļĩ Clean Architecture āļŠāļģāļŦāļĢāļąāļšāļāļēāļĢāļ‚āļĒāļēāļĒåŠŸčƒ―
  • 11.1.3 āļĢāļ­āļ‡āļĢāļąāļš Plugin Architecture āļŠāļģāļŦāļĢāļąāļšāļŸāļĩāđ€āļˆāļ­āļĢāđŒāđ€āļžāļīāđˆāļĄāđ€āļ•āļīāļĄ
  • 11.1.4 āļ•āđ‰āļ­āļ‡āļĄāļĩ API Versioning Strategy

11.2 Integration Capabilities:

const INTEGRATION_REQUIREMENTS = {
  externalSystems: [
    'LINE Messaging API',
    'Email Services (SMTP)',
    'External Storage Systems',
    'Third-party Authentication'
  ],
  apiStandards: {
    rest: 'JSON API standards',
    webhooks: 'Event-driven notifications',
    webSockets: 'Real-time updates',
    graphql: 'Optional for complex queries'
  }
};

ðŸ›Ąïļ 12. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒāļ‚āļąāđ‰āļ™āļŠāļđāļ‡ (Advanced Security Requirements)

12.1 Comprehensive Security Framework:

const SECURITY_FRAMEWORK = {
  authentication: {
    primary: 'JWT with refresh tokens',
    secondary: 'Multi-factor authentication ready',
    session: 'Secure session management'
  },
  authorization: {
    model: 'RBAC with 4-level hierarchy',
    enforcement: 'Attribute-based access control',
    auditing: 'Comprehensive permission logging'
  },
  dataProtection: {
    encryption: 'At rest and in transit',
    masking: 'Sensitive data masking',
    retention: 'Automated data lifecycle management'
  }
};

12.2 Security Monitoring:

  • 12.2.1 āļ•āđ‰āļ­āļ‡āļĄāļĩ Real-time Threat Detection
  • 12.2.2 āļĢāļ­āļ‡āļĢāļąāļš Security Incident Response
  • 12.2.3 āļ•āđ‰āļ­āļ‡āļĄāļĩ Vulnerability Management Program
  • 12.2.4 āļĢāļ­āļ‡āļĢāļąāļš Compliance Auditing

📈 13. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļ›āļĢāļ°āļŠāļīāļ—āļ˜āļīāļ āļēāļžāļ‚āļąāđ‰āļ™āļŠāļđāļ‡ (Advanced Performance Requirements)

13.1 Optimization Targets:

const ADVANCED_PERFORMANCE_TARGETS = {
  database: {
    queryOptimization: 'All complex queries under 50ms',
    connectionManagement: 'Intelligent connection pooling',
    cachingStrategy: 'Multi-level caching architecture'
  },
  application: {
    memoryManagement: 'Efficient garbage collection',
    cpuUtilization: 'Optimal resource usage',
    responseTimes: 'Progressive performance improvements'
  },
  frontend: {
    loadingOptimization: 'Lazy loading and code splitting',
    renderingPerformance: 'Optimized virtual DOM',
    assetDelivery: 'CDN and compression strategies'
  }
};

13.2 Load Handling:

  • 13.2.1 āļ•āđ‰āļ­āļ‡āļĢāļ­āļ‡āļĢāļąāļš Peak Loads āđ„āļ”āđ‰ 3x Normal Capacity
  • 13.2.2 āļ•āđ‰āļ­āļ‡āļĄāļĩ Auto-scaling Capabilities
  • 13.2.3 āļĢāļ­āļ‡āļĢāļąāļš Graceful Degradation
  • 13.2.4 āļ•āđ‰āļ­āļ‡āļĄāļĩ Comprehensive Load Testing

🔄 14. āļ‚āđ‰āļ­āļāļģāļŦāļ™āļ”āļ”āđ‰āļēāļ™āļāļēāļĢāļ­āļąāļ›āđ€āļāļĢāļ”āđāļĨāļ°āļ„āļ§āļēāļĄāđ€āļ‚āđ‰āļēāļāļąāļ™āđ„āļ”āđ‰ (Upgrade & Compatibility Requirements)

14.1 Version Management:

const VERSION_MANAGEMENT = {
  apiVersioning: {
    strategy: 'URL versioning with backward compatibility',
    deprecation: '6-month deprecation notice',
    migration: 'Automated migration tools'
  },
  databaseMigrations: {
    strategy: 'TypeORM migrations with rollback capability',
    testing: 'Comprehensive migration testing',
    automation: 'CI/CD integrated migration pipelines'
  }
};

14.2 Compatibility Requirements:

  • 14.2.1 āļ•āđ‰āļ­āļ‡āļĢāļ­āļ‡āļĢāļąāļš Browser āļ—āļĩāđˆāļ—āļąāļ™āļŠāļĄāļąāļĒ (Latest 2 versions)
  • 14.2.2 āļĢāļ­āļ‡āļĢāļąāļš Mobile Responsive Design
  • 14.2.3 āļ•āđ‰āļ­āļ‡āļĄāļĩ Accessibility Compliance (WCAG 2.1 AA)
  • 14.2.4 āļĢāļ­āļ‡āļĢāļąāļš Internationalization (i18n)

📋 āļŠāļĢāļļāļ›āļāļēāļĢāļ›āļĢāļąāļšāļ›āļĢāļļāļ‡āļˆāļēāļāđ€āļ§āļ­āļĢāđŒāļŠāļąāļ™āļāđˆāļ­āļ™āļŦāļ™āđ‰āļē

Security Enhancements:

  1. Advanced RBAC - 4-level permission hierarchy with dynamic roles
  2. Comprehensive Encryption - Data protection at rest and in transit
  3. Security Monitoring - Real-time threat detection and incident response
  4. Input Validation - Advanced OWASP Top 10 protection

Performance Improvements:

  1. Optimized JSON Structure - Simplified and efficient data handling
  2. Advanced Caching - Multi-level caching strategy
  3. Database Optimization - Comprehensive query optimization
  4. Frontend Performance - Enhanced loading and rendering

Architecture Enhancements:

  1. Microservices Ready - Clean architecture for future scalability
  2. API-First Design - Comprehensive API versioning strategy
  3. Component Architecture - Structured frontend development
  4. State Management - Optimized client and server state handling

Operational Excellence:

  1. Comprehensive Monitoring - Application, business, and security metrics
  2. Disaster Recovery - Automated recovery with clear RTO/RPO
  3. Quality Assurance - Multi-level testing strategy with quality gates
  4. Development Workflow - Efficient team collaboration standards

Business Intelligence:

  1. Advanced Analytics - Predictive analytics and business insights
  2. Real-time Reporting - Comprehensive dashboard and reporting
  3. Custom Exports - Flexible data export capabilities
  4. Performance Metrics - Business and technical performance tracking

ðŸŽŊ Critical Success Factors

  1. Security First - āļ—āļļāļ Feature āļ•āđ‰āļ­āļ‡āļžāļīāļˆāļēāļĢāļ“āļēāļ”āđ‰āļēāļ™āļ„āļ§āļēāļĄāļ›āļĨāļ­āļ”āļ āļąāļĒāđ€āļ›āđ‡āļ™āļŦāļĨāļąāļ
  2. Performance Excellence - āļ•āļ­āļšāļŠāļ™āļ­āļ‡āļ•āļēāļĄ Performance Targets āļ—āļĩāđˆāļāļģāļŦāļ™āļ”
  3. User Experience - Interface āļ—āļĩāđˆāđƒāļŠāđ‰āļ‡āļēāļ™āļ‡āđˆāļēāļĒāđāļĨāļ°āļĄāļĩāļ›āļĢāļ°āļŠāļīāļ—āļ˜āļīāļ āļēāļž
  4. Scalability - āļ­āļ­āļāđāļšāļšāļĢāļ­āļ‡āļĢāļąāļšāļāļēāļĢāļ‚āļĒāļēāļĒāļ•āļąāļ§āđƒāļ™āļ­āļ™āļēāļ„āļ•
  5. Maintainability - āđ‚āļ„āđ‰āļ”āļ—āļĩāđˆāļŠāļ°āļ­āļēāļ”āđāļĨāļ°āļšāļģāļĢāļļāļ‡āļĢāļąāļāļĐāļēāļ‡āđˆāļēāļĒ
  6. Compliance - āđ€āļ›āđ‡āļ™āđ„āļ›āļ•āļēāļĄāļĄāļēāļ•āļĢāļāļēāļ™āđāļĨāļ°āļāļŽāļĢāļ°āđ€āļšāļĩāļĒāļšāļ—āļĩāđˆāđ€āļāļĩāđˆāļĒāļ§āļ‚āđ‰āļ­āļ‡

📊 Implementation Metrics

āļŦāļĄāļ§āļ”āļŦāļĄāļđāđˆ āđ€āļ›āđ‰āļēāļŦāļĄāļēāļĒ āļ§āļīāļ˜āļĩāļāļēāļĢāļ§āļąāļ”āļœāļĨ
Performance API Response < 200ms 90th percentile monitoring
Security Zero Critical Vulnerabilities Regular security scans
Quality 80% Test Coverage Automated testing reports
Usability User Satisfaction > 4.5/5 User feedback surveys
Reliability 99.9% Uptime System monitoring
Maintainability < 5% Code Duplication Static code analysis

Document Control:

  • Document: Application Requirements Specification DMS v1.4.2
  • Version: 1.4.2
  • Date: 2025-11-16
  • Author: System Architecture Team
  • Status: FINAL
  • Classification: Internal Technical Documentation

End of Requirements Specification