feat: inital public commit

host/ark/service/radicale.nix

@@ -0,0 +1,9 @@
+{ ... }: {
+  services.radicale = {
+    enable = true;
+    settings = {
+      auth.type = "none";
+      server.hosts = [ "0.0.0.0:5232" ];
+    };
+  };
+}