feat: Added grafana other devices

nixos/tsuba/services/monitoring.nix

@@ -0,0 +1,42 @@
+{ ... }:
+{
+  services = {
+    prometheus = {
+      exporters = {
+        node = {
+          enable = true;
+          enabledCollectors = [
+            "systemd"
+            "textfile"
+            "filesystem"
+            "loadavg"
+            "meminfo"
+            "netdev"
+            "stat"
+            "time"
+            "uname"
+            "vmstat"
+          ];
+          port = 9100;
+        };
+        process = {
+          enable = true;
+          settings.process_names = [
+            {
+              name = "{{.Comm}}";
+              cmdline = [ ".*" ];
+            }
+          ];
+        };
+      };
+    };
+  };
+
+  # Open firewall ports for Prometheus exporters
+  networking.firewall = {
+    allowedTCPPorts = [
+      9100 # node exporter
+      9256 # process exporter
+    ];
+  };
+}