init cursa as a prometheus server, vega and rigel are monitored

machines/cursa/configuration.nix

@@ -0,0 +1,14 @@
+{
+  ...
+}:
+{
+  clan.core.settings.machine.description =
+    "VM machine for collecting prometheus metrics and fire alerts";
+
+  nixpkgs.hostPlatform = {
+    system = "x86_64-linux";
+  };
+
+  system.stateVersion = "25.11";
+  clan.core.sops.defaultGroups = [ "admins" ];
+}