fix: address PR review findings

- Remove ternary operators from new code (widget-integration-select,
  TabsContainer, mock data, members page)
- Remove stale /docs/management/tools/backup from sitemap type
- Add value prop to error-state Select in beszel-system-stats

packages/widgets/src/_inputs/widget-integration-select-input.tsx

@@ -23,10 +23,8 @@ export const WidgetIntegrationSelectInput = ({
 
   const { data: selectData = [], isPending, isError } = options.useOptions(integrationIds);
   const currentValue = form.getInputProps(`options.${property}`).value as string;
-  const data =
-    currentValue && !selectData.some((opt) => opt.value === currentValue)
-      ? [...selectData, { value: currentValue, label: currentValue }]
-      : selectData;
+  const hasCurrentInData = !currentValue || selectData.some((opt) => opt.value === currentValue);
+  const data = hasCurrentInData ? selectData : [...selectData, { value: currentValue, label: currentValue }];
 
   if (integrationIds.length === 0) {
     return (
@@ -36,17 +34,21 @@ export const WidgetIntegrationSelectInput = ({
     );
   }
 
+  const description = options.withDescription ? tInput("description") : undefined;
+  const placeholder = isPending ? t("loading") : t("placeholder");
+  const error = isError ? t("loadError") : undefined;
+
   return (
     <Select
       label={tInput("label")}
-      description={options.withDescription ? tInput("description") : undefined}
-      placeholder={(isPending && t("loading")) || t("placeholder")}
+      description={description}
+      placeholder={placeholder}
       clearable={options.clearable}
       searchable={options.searchable}
       nothingFoundMessage={t("noResults")}
       data={data}
       disabled={isError}
-      error={(isError && t("loadError")) || undefined}
+      error={error}
       {...form.getInputProps(`options.${property}`)}
     />
   );

packages/widgets/src/beszel-system-stats/component.tsx

@@ -182,6 +182,7 @@ export default function BeszelSystemStatsWidget({
           <Select
             size="xs"
             data={systems}
+            value={selectedSystem}
             placeholder={t("selectSystem")}
             onChange={(value) => value && handleSelectSystem(value)}
           />

packages/widgets/src/custom-api/jsx-interactive-components.tsx

@@ -70,7 +70,8 @@ export function TabsContainer({ children, defaultTab }: TabsContainerProps) {
   const panels = Children.toArray(children).filter(isTabPanel);
   const firstPanel = panels[0];
   const panelValues = new Set(panels.map((p) => p.props.value));
-  const initialTab = (defaultTab && panelValues.has(defaultTab) ? defaultTab : firstPanel?.props.value) ?? null;
+  const resolvedDefault = defaultTab && panelValues.has(defaultTab) && defaultTab;
+  const initialTab = resolvedDefault || firstPanel?.props.value || null;
   const [activeTab, setActiveTab] = useState<string | null>(initialTab);
 
   return (