Update greatyamada services

hosts/greatyamada/services/ntfy.nix

@@ -0,0 +1,20 @@
+{ ... }:
+let ports = import ./_port-definitions.nix;
+in {
+  services = {
+    ntfy-sh = {
+      enable = true;
+      settings = {
+        base-url = "https://ntfy.rcia.dev";
+        auth-file = "/etc/ntfy-users.db";
+        auth-default-access = "deny-all";
+      };
+    };
+    nginx.virtualHosts."ntfy.rcia.dev" = {
+      locations."/" = {
+        proxyPass = "http://127.0.0.1:${toString ports.ntfy-http}";
+        recommendedProxySettings = true;
+      };
+    };
+  };
+}