feat: several updates

containers/z2m.nix

@@ -0,0 +1,23 @@
+{ ... }:
+{
+  my-lxc.z2m = {
+    container = {
+      cores = 1;
+      memory = 512;
+      disk = "6G";
+      swap = 512;
+    };
+    system = {
+      port = 80;
+      importConfig = [
+        ../config/z2m-zigbee2mqtt.nix
+      ];
+    };
+    logging = {
+      enable = true;
+      metricsEnable = true;
+    };
+    private = true; # available only on private lan
+    auth = true; # auth overlay
+  };
+}