# Task ID: 18
# Title: Create Comprehensive User Documentation
# Status: done
# Dependencies: 1, 3, 4, 5, 6, 7, 11, 12, 16
# Priority: medium
# Description: Develop complete user documentation including README, examples, and troubleshooting guides.
# Details:
Create user documentation including:
- Detailed README with installation and usage instructions
- Command reference documentation
- Configuration guide
- Example workflows
- Troubleshooting guides
- API integration documentation
- Best practices
- Advanced usage scenarios

# Test Strategy:
Review documentation for clarity and completeness. Have users unfamiliar with the system attempt to follow the documentation and note any confusion or issues.

# Subtasks:
## 1. Create Detailed README with Installation and Usage Instructions [done]
### Dependencies: 18.3
### Description: Develop a comprehensive README.md file that serves as the primary documentation entry point. Include project overview, installation steps for different environments, basic usage examples, and links to other documentation sections. Structure the README with clear headings, code blocks for commands, and screenshots where helpful.
### Details:


## 2. Develop Command Reference Documentation [done]
### Dependencies: 18.3
### Description: Create detailed documentation for all CLI commands, their options, arguments, and examples. Organize commands by functionality category, include syntax diagrams, and provide real-world examples for each command. Document all global options and environment variables that affect command behavior.
### Details:


## 3. Create Configuration and Environment Setup Guide [done]
### Dependencies: None
### Description: Develop a comprehensive guide for configuring the application, including environment variables, .env file setup, API keys management, and configuration best practices. Include security considerations for API keys and sensitive information. Document all configuration options with their default values and effects.
### Details:


## 4. Develop Example Workflows and Use Cases [done]
### Dependencies: 18.3, 18.6
### Description: Create detailed documentation of common workflows and use cases, showing how to use the tool effectively for different scenarios. Include step-by-step guides with command sequences, expected outputs, and explanations. Cover basic to advanced workflows, including PRD parsing, task expansion, and implementation drift handling.
### Details:


## 5. Create Troubleshooting Guide and FAQ [done]
### Dependencies: 18.1, 18.2, 18.3
### Description: Develop a comprehensive troubleshooting guide that addresses common issues, error messages, and their solutions. Include a FAQ section covering common questions about usage, configuration, and best practices. Document known limitations and workarounds for edge cases.
### Details:


## 6. Develop API Integration and Extension Documentation [done]
### Dependencies: 18.5
### Description: Create technical documentation for API integrations (Claude, Perplexity) and extension points. Include details on prompt templates, response handling, token optimization, and custom integrations. Document the internal architecture to help developers extend the tool with new features or integrations.
### Details:


