Add Grafana dashboard (#15)

PulumiWebServer/Nix/grafana/grafana.nix

@@ -34,6 +34,13 @@
       };
     };
 
+    environment.etc."grafana-dashboards/node.json" = {
+      source = ./node.json;
+      group = "grafana";
+      user = "grafana";
+      mode = "0440";
+    };
+
     services.grafana = {
       enable = true;
       settings = {
@@ -69,6 +76,17 @@
             ];
           };
         };
+        dashboards = {
+          settings = {
+            apiVersion = 1;
+            providers = [
+              {
+                name = "default";
+                options.path = "/etc/grafana-dashboards";
+              }
+            ];
+          };
+        };
       };
     };
   };