feat: add user and role view sheets with detailed information display

- Created UserViewSheet component to display user details including username, full name, role, status, and timestamps.
- Created RoleViewSheet component to display role details including name, level, status, creation date, and associated permissions.
- Introduced permissions configuration in a new permissions.ts file, defining categories and permission codes for better management.
- Implemented middleware for authentication, ensuring access control for protected routes.

distribution_fe/app/(dashboard)/configuration/_components/grn-tax-card.tsx

@@ -120,7 +120,7 @@ export function GrnTaxCard() {
     setSettings(s => ({ ...s, [field]: value }))
     setPending(p => ({ ...p, [configKey]: true }))
     try {
-      await sysConfig.set(configKey, String(value), user.id)
+      await sysConfig.set(configKey, String(value), user?.userId)
     } catch (err) {
       setSettings(s => ({ ...s, [field]: previous }))
       toast.add({ title: 'Failed to update configuration', description: getApiError(err), type: 'error' })

distribution_fe/app/(dashboard)/configuration/_components/product-capabilities-card.tsx

@@ -92,7 +92,7 @@ export function ProductCapabilitiesCard() {
     setForm(f => ({ ...f, [formKey]: value }))
     setPendingKeys(p => ({ ...p, [configKey]: true }))
     try {
-      await sysConfig.set(configKey, String(value), user.id)
+      await sysConfig.set(configKey, String(value), user?.userId)
     } catch (err) {
       setForm(f => ({ ...f, [formKey]: previous }))
       toast.add({ title: 'Failed to update configuration', description: getApiError(err), type: 'error' })
@@ -107,7 +107,7 @@ export function ProductCapabilitiesCard() {
     if (value === previous) return
     setPendingKeys(p => ({ ...p, [ITEM_TRACKING_KEYS.defaultWarrantyPeriodDays]: true }))
     try {
-      await sysConfig.set(ITEM_TRACKING_KEYS.defaultWarrantyPeriodDays, String(value), user.id)
+      await sysConfig.set(ITEM_TRACKING_KEYS.defaultWarrantyPeriodDays, String(value), user?.userId)
     } catch (err) {
       setForm(f => ({ ...f, defaultWarrantyPeriodDays: previous }))
       toast.add({ title: 'Failed to update configuration', description: getApiError(err), type: 'error' })