Erich Blume ff557b0437 Add borgmatic metrics collection and Grafana dashboard ... - New borgmatic_metrics ansible role: - Collects borg repository and archive stats hourly - Exports to Prometheus via textfile collector - Metrics: repo size, dedup ratio, archive count, last backup stats - New Grafana dashboard "Borgmatic Backups": - Repository status and disk usage - Backup size trends over time - New data per backup (bar chart) - Deduplication ratio - Time since last backup with alerting thresholds Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>		2026-01-17 09:06:11 -08:00
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main.yml	Add borgmatic metrics collection and Grafana dashboard	2026-01-17 09:06:11 -08:00