All notable changes to ObservabilityStack will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

• Initial working release of ObservabilityStack
• GitOps deployment with ArgoCD
• Helm umbrella chart pattern with multi-values configuration
• OpenTelemetry Collector for telemetry pipeline
• Grafana for visualization with pre-configured datasources
• Loki for log aggregation with multi-tenant support (foo, bazz)
• Tempo for distributed tracing with local filesystem storage
• Prometheus for metrics collection
• Traefik ingress controller integration
• Documentation:
  • Installation guide (macOS, Linux, Windows)
  • Architecture guide with Mermaid diagram
  • Usage guide with smoke tests
  • Troubleshooting guide with command reference
  • Git workflow guide
• DNS setup guides for wildcard routing (dnsmasq for macOS/Linux)
• Installation scripts:
  • install_argo.sh - Complete stack deployment
  • force_argo_sync.sh - Manual ArgoCD sync
  • setup_argocd.sh - Fork-friendly ArgoCD setup

• Helm dependency update in installation script
• Mermaid diagram rendering in documentation
• ArgoCD Application manifest with multi-values support

• Installation instructions for macOS, Linux, and Windows
• Architecture overview with component responsibilities
• Troubleshooting guide with verified commands
• Usage examples with smoke tests
• Git workflow and branching strategy

• Not production-ready (designed for labs and learning)
• Uses local filesystem storage (no S3/object storage)
• Basic authentication and security
• Windows support limited to static hosts file (no wildcard DNS)
• Tempo search API not enabled by default

This is the first tagged release of ObservabilityStack. The stack is fully functional for local development, learning, and lab environments.

✅ Complete observability stack deployment via GitOps
✅ Multi-tenant log aggregation
✅ Integrated telemetry pipeline (logs, metrics, traces)
✅ Pre-configured backends in Grafana
✅ DNS-based routing with Traefik
✅ Documentation