Refactor PK page and add Trellis setup

app/pk/api.ts

@@ -0,0 +1,7 @@
+import type { AppSettings } from "./types";
+
+export async function loadSettings() {
+  const response = await fetch("/api/settings", { cache: "no-store" });
+  const data = (await response.json()) as { settings: Partial<AppSettings> };
+  return data.settings;
+}