feat(content): add explicit demo mode

lib/content/loaders.ts

@@ -0,0 +1,38 @@
+import "server-only";
+
+import {
+  demoAdminNavigation,
+  demoDirectory,
+  getDemoAdminPage,
+  getDemoPage,
+} from "@/lib/content/demo";
+import {
+  getAdminNavigation,
+  getAdminPage,
+  getPublicPage,
+  listPublicCharacters,
+} from "@/lib/content/queries";
+
+function demoMode(): boolean {
+  return process.env.BUZZ_DEMO_MODE === "true";
+}
+
+export async function loadPublicDirectory() {
+  return demoMode() ? demoDirectory : listPublicCharacters();
+}
+
+export async function loadPublicPage(characterSlug: string, pageSlug?: string) {
+  return demoMode()
+    ? getDemoPage(characterSlug, pageSlug)
+    : getPublicPage(characterSlug, pageSlug);
+}
+
+export async function loadAdminPage(characterSlug: string, pageSlug: string) {
+  return demoMode()
+    ? getDemoAdminPage(characterSlug, pageSlug)
+    : getAdminPage(characterSlug, pageSlug);
+}
+
+export async function loadAdminNavigation() {
+  return demoMode() ? demoAdminNavigation : getAdminNavigation();
+}