Update all ArgoCD Application references to use Gitea (github0213.com) instead of GitHub for K3S-HOME/observability repository. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Add OpenTelemetry Operator for CR management - Deploy OTel Collector as DaemonSet via CR - Enable filelog receiver for container log collection - Replace Promtail with OTel filelog receiver - Keep Prometheus for ServiceMonitor-based metrics scraping
- Enable env var expansion in config - Configure extraEnv for S3 credentials - Fix OTel Collector image settings