first commit

apps/docs/lib/public-settings-cache.ts

@@ -0,0 +1,32 @@
+const STORAGE_KEY = 'docs-public-settings';
+
+export function readCachedPublicSettings(): Record<string, string> {
+  if (typeof window === 'undefined') {
+    return {};
+  }
+  try {
+    const raw = localStorage.getItem(STORAGE_KEY);
+    if (!raw) {
+      return {};
+    }
+    const parsed = JSON.parse(raw) as Record<string, string>;
+    return parsed && typeof parsed === 'object' ? parsed : {};
+  } catch {
+    return {};
+  }
+}
+
+export function writeCachedPublicSettings(settings: Record<string, string>) {
+  if (typeof window === 'undefined') {
+    return;
+  }
+  try {
+    localStorage.setItem(STORAGE_KEY, JSON.stringify(settings));
+  } catch {
+    // ignore quota errors
+  }
+}
+
+export function mergePublicSettings(...sources: Array<Record<string, string>>): Record<string, string> {
+  return Object.assign({}, ...sources);
+}