Setup mail server and restructure some things

config/hosts/matrix/nginx.nix

@@ -0,0 +1,35 @@
+{ config, ... }:
+{
+  services.nginx = {
+    enable = true;
+    virtualHosts."matrix.nekover.se" = {
+      forceSSL = true;
+      enableACME = true;
+      listen = [
+        {
+          addr = "0.0.0.0";
+          port = 80;
+        }
+        {
+          addr = "0.0.0.0";
+          port = 8448;
+          ssl = true;
+        }
+      ];
+      locations."~ ^(/_matrix|/_synapse/client)" = {
+        proxyPass = "http://localhost:8008";
+        extraConfig = ''
+          # Nginx by default only allows file uploads up to 1M in size
+          # Increase client_max_body_size to match max_upload_size defined in homeserver.yaml
+          client_max_body_size ${config.services.matrix-synapse.settings.max_upload_size};
+        '';
+      };
+      extraConfig = ''
+        listen 0.0.0.0:8443 http2 ssl proxy_protocol;
+
+        set_real_ip_from 10.202.41.100;
+        real_ip_header proxy_protocol;
+      '';
+    };
+  };
+}