feat: enhance sidebar navigation with localStorage state management and section key support

web/lib/navigation-active.ts

@@ -2,6 +2,8 @@ export type DashboardNavActiveItem = {
   url: string
 }
 
+const DASHBOARD_NAV_SECTION_STORAGE_PREFIX = "dashboard.sidebar.navSection"
+
 function normalizePath(path: string) {
   return path !== "/" ? path.replace(/\/+$/, "") : path
 }
@@ -22,3 +24,17 @@ export function dashboardNavSectionHasActiveItem(
 ) {
   return items.some((item) => isDashboardNavItemActive(pathname, item.url))
 }
+
+export function getDashboardNavSectionStorageKey(sectionKey: string) {
+  return `${DASHBOARD_NAV_SECTION_STORAGE_PREFIX}.${sectionKey}.open`
+}
+
+export function parseDashboardNavSectionOpenState(value: string | null) {
+  if (value === "true") {
+    return true
+  }
+  if (value === "false") {
+    return false
+  }
+  return undefined
+}