lcbp3/specs/01-requirements/README.md

📋 Requirements Specification

Version: 1.5.1 Status: Active Last Updated: 2025-12-02

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📖 Overview

This directory contains the functional and non-functional requirements for the LCBP3-DMS (Laem Chabang Port Phase 3 - Document Management System). The requirements are organized by functional area and feature.

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📑 Table of Contents

Core Requirements

1. Objectives & Goals - Project objectives and success criteria
2. System Architecture & Technology - High-level architecture requirements
3. Functional Requirements - Detailed feature specifications

Functional Areas

Document Management

• 3.1 Project & Organization Management - Projects, contracts, organizations
• 3.2 Correspondence Management - Letters and communications
• 3.3 RFA Management - Request for Approval
• 3.4 Contract Drawing Management - Contract drawings (แบบคู่สัญญา)
• 3.5 Shop Drawing Management - Shop drawings (แบบก่อสร้าง)

Supporting Features

• 3.6 Unified Workflow - Workflow engine and routing
• 3.7 Transmittals Management - Document transmittals
• 3.8 Circulation Sheet Management - Document circulation
• 3.9 Revisions Management - Version control
• 3.10 File Handling - File storage and processing

⭐ Document Numbering System

• 3.11 Document Numbering - Requirements
  • Automatic number generation
  • Template-based formatting
  • Concurrent request handling
  • Counter management

Implementation & Operations:

• 📘 Implementation Guide - NestJS, TypeORM, Redis code examples
• 📗 Operations Guide - Monitoring, troubleshooting, runbooks

Technical Details

• 3.12 JSON Details - JSON field specifications

Cross-Cutting Concerns

4. Access Control & RBAC - 4-level hierarchical RBAC
5. UI/UX Requirements - User interface specifications
6. Non-Functional Requirements - Performance, security, scalability
7. Testing Requirements - Test strategy and coverage

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🔄 Recent Changes

v1.5.1 (2025-12-02)

• ✅ Reorganized Document Numbering documentation
  • Split into: Requirements → Implementation → Operations
  • Created document-numbering.md implementation guide
  • Created document-numbering-operations.md ops guide
• ✅ Updated schema to match v1.6.0 requirements
• ✅ Enhanced cross-references between documents

v1.5.0 (2025-12-01)

• ✅ Added comprehensive security requirements
• ✅ Enhanced resilience patterns
• ✅ Added performance targets
• ⚠️ Breaking: Changed document numbering from stored procedure to app-level locking

v1.4.5 (2025-11-30)

• ✅ Initial requirements documentation
• ✅ Functional requirements specified

See CHANGELOG.md for detailed version history.

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📊 Requirements Traceability

By Feature Status

Feature Area	Requirements Doc	Status	Implementation	Operations
Correspondence Management	03.2	✅ Complete	Planned	N/A
RFA Management	03.3	✅ Complete	Planned	N/A
Workflow Engine	03.6	✅ Complete	Planned	N/A
Document Numbering	03.11	✅ Complete	Guide	Guide
Access Control	04	✅ Complete	Planned	N/A

By Priority

• P0 (Critical): Access Control, Document Numbering
• P1 (High): Correspondence, RFA, Workflow Engine
• P2 (Medium): Transmittals, Circulation, Search
• P3 (Low): Reporting, Analytics

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🎯 Requirements Quality Checklist

All requirements documents must meet these criteria:

• Clear: Written in simple, unambiguous language
• Testable: Can be verified through testing
• Traceable: Linked to business objectives
• Feasible: Technically achievable within constraints
• Complete: All edge cases and scenarios covered
• Consistent: No contradictions with other requirements

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📖 Reading Guide

For Product Owners / Business Analysts

1. Start with Objectives & Goals
2. Review Functional Requirements
3. Check specific feature requirements (3.1-3.12)

For Developers

1. Read requirements document for your feature
2. Check Implementation Guides for technical details
3. Review ADRs for architectural decisions
4. Check Tasks for development breakdown

For QA / Testers

1. Review Testing Requirements
2. Use requirements as test case source
3. Verify Non-Functional Requirements

For Operations Team

1. Read Non-Functional Requirements for SLAs
2. Check Operations Guides for specific features
3. Review monitoring and alerting requirements

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📬 Feedback & Issues

Found issues or have suggestions?

• Requirements clarity issues → Open Issue
• Feature requests → Contact Product Owner
• Technical questions → Contact System Architect

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📝 Document Control

• Version: 1.5.1
• Owner: System Architect (Nattanin Peancharoen)
• Last Review: 2025-12-02
• Next Review: 2026-01-01
• Classification: Internal Use Only