Reset history to current sanitized state

README.md

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+# Prometheus
+
+Metrics monitoring and time-series storage service that scrapes the configured WireGuard and Pushgateway
+endpoints.
+
+## Deployment layout
+
+- **Compose:** `/srv/docker/prometheus/docker-compose.yml`
+- **Static configuration/source:** `/srv/docker/prometheus/config/prometheus.yml`
+- **Non-secret environment:** none
+- **Secrets:** none
+- **NVMe application state:** `/srv/appdata/prometheus/data`
+- **Bulk HDD data:** none
+- **Other mounts:** none
+
+Secrets are never committed to this repository. This deployment declares no
+secret files or environment files.
+
+## Dependencies and recovery
+
+- **Networks/dependencies:** external `npm_proxy` network at `192.168.96.14`; configured scrape targets are the
+WireGuard metrics endpoint at `10.7.0.1:8787` and Pushgateway at `192.168.1.3:9091`
+- **Back up:** `/srv/docker/prometheus/config/prometheus.yml` and `/srv/appdata/prometheus/data` when historical
+metrics must be retained
+- **Re-creatable:** the Prometheus container; no separate cache or temporary-data mount is declared