[Feature] Phase 5: Documentation & User Guide

[GrammaTonic]

📊 Phase 5: Documentation & User Guide

Timeline: Week 4-5 (2025-12-07 to 2025-12-21)
Status: ⏳ Blocked by Phase 4
Goal: Provide comprehensive documentation for setup, usage, troubleshooting, and architecture

🎯 Objectives

• Create setup guide for Prometheus scraping and Grafana configuration
• Create usage guide with PromQL examples and customization tips
• Create troubleshooting guide for common issues
• Create architecture documentation explaining design decisions
• Update project README with monitoring section

✅ Tasks (10 Total)

• TASK-047: Create docs/features/PROMETHEUS_SETUP.md
• TASK-048: Create docs/features/PROMETHEUS_USAGE.md
• TASK-049: Create docs/features/PROMETHEUS_TROUBLESHOOTING.md
• TASK-050: Create docs/features/PROMETHEUS_ARCHITECTURE.md
• TASK-051: Update README.md with "📊 Monitoring" section
• TASK-052: Update docs/README.md with links to all new Prometheus documentation files
• TASK-053: Create example Prometheus scrape configuration YAML snippet in monitoring/prometheus-scrape-example.yml
• TASK-054: Document metric definitions in docs/features/PROMETHEUS_METRICS_REFERENCE.md
• TASK-055: Add metrics endpoint to API documentation in docs/API.md (if applicable)
• TASK-056: Create quickstart guide: docs/features/PROMETHEUS_QUICKSTART.md

📋 Acceptance Criteria

• ✅ All documentation files created in /docs/features/ directory
• ✅ Setup guide enables new users to configure monitoring in <15 minutes
• ✅ Troubleshooting guide resolves common issues without external help
• ✅ Architecture documentation explains design decisions clearly
• ✅ README.md updated with monitoring section
• ✅ Example Prometheus scrape config is copy-paste ready

🔗 Dependencies

• BLOCKED BY: Phase 4 (needs dashboard screenshots)

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Part of: Prometheus Monitoring Implementation (v2.3.0)