Erich Blume 254b93096a Phase 2: Add Reference section with 24 technical reference cards (#88 )

## Summary
- Create `docs/reference/` section with 24 technical reference cards
- Services (16): alloy, argocd, borgmatic, 1password, forgejo, grafana, jellyfin, kiwix, loki, miniflux, navidrome, postgresql, prometheus, teslamate, transmission, zot
- Infrastructure (3): hosts, tailscale, routing
- Kubernetes (2): cluster, apps
- Storage (2): sifaka, backups
- Update README to mark Phase 2 as complete
- Add towncrier changelog fragment

## Deployment and Testing
- [ ] Build docs locally to verify wiki-links resolve
- [ ] Deploy via ArgoCD and verify at docs.ops.eblu.me/reference/

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Reviewed-on: https://forge.ops.eblu.me/eblume/blumeops/pulls/88

2026-02-03 14:27:37 -08:00

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title

PostgreSQL

Database cluster via CloudNativePG operator.

Quick Reference

Property	Value
URL	`tcp://pg.ops.eblu.me:5432`
Metrics	`http://cnpg-metrics.tail8d86e.ts.net:9187/metrics`
Namespace	`databases`
Cluster	`blumeops-pg`
Operator	CloudNativePG

Databases

Database	Owner	Purpose
miniflux	miniflux	[[services/miniflux
teslamate	teslamate	[[services/teslamate

Users

User	Role	Purpose
postgres	superuser	CNPG internal
miniflux	app owner	Owns miniflux database
teslamate	superuser	TeslaMate (needs extensions)
eblume	superuser	Admin access
borgmatic	pg_read_all_data	[[services/borgmatic

Backup

Backed up via services/borgmatic postgresql_databases hook. Streams pg_dump directly to Borg (no intermediate files, no downtime). See operations/backup for overall backup policy.

Credentials

1Password items:

guxu3j7ajhjyey6xxl2ovsl2ui - eblume password
mw2bv5we7woicjza7hc6s44yvy - borgmatic password

CNPG-managed secrets:

blumeops-pg-app - miniflux user
blumeops-pg-eblume - eblume superuser
blumeops-pg-borgmatic - borgmatic backup user
blumeops-pg-teslamate - teslamate user

services/miniflux - Feed reader database
services/teslamate - Vehicle data database
services/borgmatic - Database backup

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