totoro: move plex stuff onto a macVLAN interface

ops/nixos/totoro/default.nix

@@ -103,6 +103,23 @@ in {
     firewall.allowedUDPPorts = [
       4001  # ipfs
     ];
+
+    macvlans.mv-plex = { interface = "br-ext"; };
+    interfaces.mv-plex = {
+      virtual = true;
+      ipv4.addresses = [
+        # plex-totoro
+        { address = "92.118.30.20"; prefixLength = 32; }
+      ];
+      ipv6.addresses = [
+        # plex-totoro
+        { address = "2a09:a443::1:1000"; prefixLength = 128; }
+      ];
+    };
+
+    interfaces.lo.ipv4.addresses = [
+      { address = "92.118.30.19"; prefixLength = 32; }
+    ];
   };
   my.ip.tailscale = "100.122.86.11";
 
@@ -177,6 +194,15 @@ in {
         locations."~ (.php|\\/[^./]+)$" = fastcgi;
         locations."@router" = fastcgi;
       };
+
+      "plex-totoro.lukegb.com" = {
+        enableACME = true;
+        forceSSL = true;
+        locations."/" = {
+          proxyPass = "http://localhost:32400/";
+          proxyWebsockets = true;
+        };
+      };
     };
   };
   services.phpfpm = let settingsBase = {