grabbit ca7e92a1a1 🎉 Epic 3 Complete: Production Readiness & Observability
Successfully implemented comprehensive monitoring and alerting infrastructure for the Meteor platform across all three stories of Epic 3:

**Story 3.5: 核心业务指标监控 (Core Business Metrics Monitoring)**
- Instrumented NestJS web backend with CloudWatch metrics integration using prom-client
- Instrumented Go compute service with structured CloudWatch metrics reporting
- Created comprehensive Terraform infrastructure from scratch with modular design
- Built 5-row CloudWatch dashboard with application, error rate, business, and infrastructure metrics
- Added proper error categorization and provider performance tracking

**Story 3.6: 关键故障告警 (Critical System Alerts)**
- Implemented SNS-based alerting infrastructure via Terraform
- Created critical alarms for NestJS 5xx error rate (>1% threshold)
- Created Go service processing failure rate alarm (>5% threshold)
- Created SQS queue depth alarm (>1000 messages threshold)
- Added actionable alarm descriptions with investigation guidance
- Configured email notifications with manual confirmation workflow

**Cross-cutting Infrastructure:**
- Complete AWS infrastructure as code with Terraform (S3, SQS, CloudWatch, SNS, IAM, optional RDS/Fargate)
- Structured logging implementation across all services (NestJS, Go, Rust)
- Metrics collection following "Golden Four Signals" observability approach
- Configurable thresholds and deployment-ready monitoring solution

The platform now has production-grade observability with comprehensive metrics collection, centralized monitoring dashboards, and automated critical system alerting.

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

Co-Authored-By: Claude <noreply@anthropic.com>
2025-08-03 23:42:01 +08:00

Meteor Fullstack - Distributed Monitoring Network

Project Structure

  • meteor-frontend/ - Next.js frontend application
  • meteor-web-backend/ - NestJS backend API
  • meteor-compute-service/ - Go processing service (submodule)
  • meteor-edge-client/ - Rust edge client (submodule)

Testing & Integration

  • Complete E2E testing framework with Playwright
  • Docker-based integration testing with LocalStack
  • Comprehensive test coverage for Gallery feature

Recent Milestone: Epic 1 Complete

  • Authentication system implemented
  • Event upload and processing pipeline
  • Gallery page with infinite scroll
  • Full integration testing suite
  • First Light achieved - complete data flow validated

Quick Start

# Development
npm run dev

# Testing
npm run test:fullstack

# Setup integration tests
./test-setup.sh
Description
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Readme 139 MiB
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HCL 2%
Other 1.4%