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>
- Enable env var expansion in config - Configure extraEnv for S3 credentials - Fix OTel Collector image settings
- Delete application.yaml (managed by platform)
- Add application.yaml for ArgoCD app-of-apps - Add kustomization.yaml with observability components - Add renovate.json for automated updates - Update all component argocd.yaml repoURLs to observability repo Components: prometheus, alertmanager, grafana, loki, promtail, node-exporter, kube-state-metrics, goldilocks, uptime-kuma, vpa