Move prometheus + grafana to metrics. Edit readme

metrics/grafana/Dockerfile

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+FROM grafana/grafana:latest
+
+# Disable Login form or not
+ENV GF_AUTH_DISABLE_LOGIN_FORM "true"
+# Allow anonymous authentication or not
+ENV GF_AUTH_ANONYMOUS_ENABLED "true"
+# Role of anonymous user
+ENV GF_AUTH_ANONYMOUS_ORG_ROLE "Admin"
+# Install plugins here our in your own config file
+# ENV GF_INSTALL_PLUGINS="<list of plugins seperated by ,"
+
+# Add provisioning
+ADD ./provisioning /etc/grafana/provisioning
+# Add configuration file
+ADD ./grafana.ini /etc/grafana/grafana.ini
+# Add dashboard json files
+ADD ./dashboards /etc/grafana/dashboards

metrics/grafana/grafana.ini

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+[paths]
+provisioning = /etc/grafana/provisioning
+
+[server]
+enable_gzip = true
+# To add HTTPS support:
+#protocol = https
+#;http_addr =
+#http_port = 3000
+#domain = localhost
+#enforce_domain = false
+#root_url = https://localhost:3000
+#router_logging = false
+#static_root_path = public
+#cert_file = /etc/certs/cert.pem
+#cert_key = /etc/certs/cert-key.pem
+
+[security]
+# If you want to embed grafana into an iframe for example
+allow_embedding = true
+
+[users]
+default_theme = dark

metrics/grafana/provisioning/dashboards/dashboard.yml

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+# config file version
+apiVersion: 1
+
+providers:
+# <string> an unique provider name
+- name: My Dashboard
+  # <int> org id. will default to orgId 1 if not specified
+  org_id: 1
+  # <string, required> name of the dashboard folder. Required
+  folder: ''
+  # <string, required> provider type. Required
+  type: 'file'
+  # <bool> disable dashboard deletion
+  disableDeletion: false
+  # <bool> enable dashboard editing
+  editable: true
+  # <int> how often Grafana will scan for changed dashboards
+  updateIntervalSeconds: 5
+  # <bool> allow updating provisioned dashboards from the UI
+  allowUiUpdates: true
+  options:
+    # <string, required> path to dashboard files on disk. Required
+    path: /etc/grafana/dashboards
+    # <bool> use folder names from filesystem to create folders in Grafana
+    foldersFromFilesStructure: true

metrics/grafana/provisioning/datasources/datarource.yml

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+apiVersion: 1
+
+datasources:
+  - name: Prometheus
+    type: prometheus
+    access: proxy
+    # Access mode - proxy (server in the UI) or direct (browser in the UI).
+    url: http://prometheus:9090
+    jsonData:
+      httpMethod: POST
+      manageAlerts: true
+      prometheusType: Prometheus
+      prometheusVersion: 2.49.0
+      cacheLevel: 'High'
+      disableRecordingRules: false
+      incrementalQueryOverlapWindow: 10m
+      exemplarTraceIdDestinations:
+        # Field with internal link pointing to data source in Grafana.
+        # datasourceUid value can be anything, but it should be unique across all defined data source uids.
+        - datasourceUid: 000000001
+          name: traceID
+
+        # Field with external link.
+        - name: traceID
+          url: 'http://host.docker.internal:3000/explore?orgId=1&left=%5B%22now-1h%22,%22now%22,%22Jaeger%22,%7B%22query%22:%22$${__value.raw}%22%7D%5D'