chore: add grafana + new group

README.md

@@ -63,6 +63,7 @@ docker compose up
 - [Genealogy](#genealogy)
 - [Identity Management - Single Sign-On (SSO) & LDAP](#identity-management---single-sign-on-sso--ldap)
 - [LLM & AI](#large-language-models--ai)
+- [Metrics & Metric Collection](#metrics--metric-collection)
 - [Miscellaneous](#miscellaneous)
 - [Money, Budgeting & Management](#money-budgeting--management)
 - [Note-taking & Editors](#note-taking--editors)
@@ -447,6 +448,15 @@ Multiplayer game servers, browser games and utilities for managing game servers.
 - [posio](examples/posio) - A multiplayer geography game using Websockets.
 - [Monkeytype](examples/monkeytype) - The most customizable typing website with a minimalistic design and a ton of features. Test yourself in various modes, track your progress and improve your speed.
 
+### Metrics & Metric Collection
+
+**[`^        back to top        ^`](#-project-list)**
+
+Metric gathering and display software.
+
+- [Grafana](examples/grafana) - The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
+- [Grafana-LRVT](examples/grafana-monitoring) - Grafana combined with other open-source tools like Loki, Promtail, InfluxDB and Telegraf.
+
 ### Miscellaneous
 
 **[`^        back to top        ^`](#-project-list)**

examples/grafana/README.md

@@ -0,0 +1,5 @@
+# References
+
+- https://github.com/grafana/grafana
+
+# Notes

examples/grafana/docker-compose.yml

@@ -0,0 +1,28 @@
+services:
+
+  grafana:
+    image: grafana/grafana-oss:12.0.0
+    container_name: grafana
+    user: 1000:1000
+    restart: unless-stopped
+    environment:
+      - GF_SERVER_ROOT_URL=https://grafana.example.com # <-- adjust
+    expose:
+      - 3000
+    ports:
+      - 3000:3000
+    volumes:
+      - ${DOCKER_VOLUME_STORAGE:-/mnt/docker-volumes}/grafana:/var/lib/grafana
+    #networks:
+    #  - proxy
+    #labels:
+    #  - traefik.enable=true
+    #  - traefik.docker.network=proxy
+    #  - traefik.http.routers.grafana.rule=Host(`grafana.example.com`)
+    #  - traefik.http.services.grafana.loadbalancer.server.port=3000
+    #  # Optional part for traefik middlewares
+    #  - traefik.http.routers.grafana.middlewares=local-ipwhitelist@file
+
+#networks:
+#  proxy:
+#    external: true