feat(monitoring): auto-provision Prometheus datasource and dashboards in Grafana

monitoring/grafana-provisioning/dashboards/dashboards.yaml

@@ -0,0 +1,12 @@
+apiVersion: 1
+
+providers:
+  - name: 'Default Provider'
+    orgId: 1
+    folder: ''
+    type: file
+    disableDeletion: false
+    updateIntervalSeconds: 10
+    allowUiUpdates: true
+    options:
+      path: /etc/grafana/dashboards

monitoring/grafana-provisioning/datasources/datasource.yaml

@@ -0,0 +1,9 @@
+apiVersion: 1
+
+datasources:
+  - name: Prometheus
+    type: prometheus
+    access: proxy
+    url: http://prometheus:9090
+    isDefault: true
+    editable: true