feat: move grafana to its own config so i can disable it easier

modules/services/grafana.nix

@@ -0,0 +1,22 @@
+{ config, ... }:
+{
+  services = {
+    grafana = {
+      enable = true;
+      settings.server = {
+        domain = "monitoring.liv.town";
+        http_addr = "127.0.0.1";
+        http_port = 2342;
+      };
+    };
+
+    nginx.virtualHosts.${config.services.grafana.domain} = {
+      useACMEHost = "liv.town";
+      forceSSL = true;
+      locations."/" = {
+        proxyPass = "http://127.0.0.1:${toString config.services.grafana.port}";
+        proxyWebsockets = true;
+      };
+    };
+  }:
+}