new graf, prom, dashboard, exporters! (#12)

* new graf, prom, dashboard, exporters!

* update readme and static images

files/grafana/provisioning/dashboards/all.yaml

@@ -0,0 +1,12 @@
+apiVersion: 1
+
+providers:
+  - name: 'fs'
+    orgId: 1
+    folder: ''
+    type: 'file'
+    updateIntervalSeconds: 30
+    allowUiUpdates: true
+    options:
+      path: '/var/lib/grafana/dashboards'
+      foldersFromFilesStructure: true

files/grafana/provisioning/datasources/all.yaml

@@ -0,0 +1,12 @@
+apiVersion: 1
+
+datasources:
+  - name: prometheus
+    type: prometheus
+    access: proxy
+    orgId: 1
+    url: http://prometheus:9090
+    isDefault: true
+    version: 1
+    editable: false
+    timeInterval: 30s