fix(ui): refresh Server disk warning after cached revalidation

neode-ui/src/views/Server.vue

@@ -787,8 +787,6 @@ async function connectToWifi(password: string) {
 }
 
 // Disk space
-const diskWarning = ref<{ level: 'warning' | 'critical'; used_percent: number; free_bytes: number } | null>(null)
-const diskEncrypted = ref(false)
 const diskCleaning = ref(false)
 
 // 02-06: the seventh Server load group. TTL 10s (fast tier, same as
@@ -805,15 +803,17 @@ const diskStatusRes = useCachedResource<{ used_bytes: number; total_bytes: numbe
   persist: true,
   fetcher: () => rpcClient.diskStatus(),
 })
+// Reactivation refreshes the cached resource directly. Derive its display
+// state reactively so a successful refresh cannot leave an old warning behind.
+const diskWarning = computed(() => {
+  const res = diskStatusRes.data.value
+  return res?.level === 'warning' || res?.level === 'critical'
+    ? { level: res.level, used_percent: res.used_percent, free_bytes: res.free_bytes }
+    : null
+})
+const diskEncrypted = computed(() => !!diskStatusRes.data.value?.encrypted)
 function loadDiskStatus() {
-  return diskStatusRes.refresh().then(() => {
-    const res = diskStatusRes.data.value
-    if (!res) return
-    diskEncrypted.value = !!(res as Record<string, unknown>).encrypted
-    if (res.level === 'warning' || res.level === 'critical') {
-      diskWarning.value = { level: res.level, used_percent: res.used_percent, free_bytes: res.free_bytes }
-    } else { diskWarning.value = null }
-  })
+  return diskStatusRes.refresh()
 }
 
 async function runDiskCleanup() {

neode-ui/src/views/__tests__/serverTabCache.test.ts

@@ -47,7 +47,7 @@ const dnsStatusMock = vi.fn(async () => ({
   provider: 'system', servers: [], doh_enabled: false, doh_url: null, resolv_conf_servers: [],
 }))
 const diskStatusMock = vi.fn(async () => ({
-  used_bytes: 0, total_bytes: 0, free_bytes: 0, used_percent: 0, level: 'ok' as const,
+  used_bytes: 0, total_bytes: 0, free_bytes: 0, used_percent: 0, level: 'ok' as 'ok' | 'warning' | 'critical', encrypted: false,
 }))
 
 vi.mock('@/api/rpc-client', () => ({
@@ -296,3 +296,25 @@ describe('Server tab cache (Task 1): seven load groups', () => {
     wrapper.unmount()
   })
 })
+
+describe('Disk status display follows cached revalidation', () => {
+  it('clears an old warning after freeing space and revisiting Server', async () => {
+    diskStatusMock.mockResolvedValueOnce({ used_bytes: 90, total_bytes: 100, free_bytes: 10, used_percent: 90, level: 'critical', encrypted: true })
+    const wrapper = mountServerHost(); await flushPromises()
+    expect(wrapper.text()).toContain('90.0% used')
+    await toggleTab(wrapper, false); vi.advanceTimersByTime(12000)
+    diskStatusMock.mockResolvedValueOnce({ used_bytes: 50, total_bytes: 100, free_bytes: 50, used_percent: 50, level: 'ok', encrypted: false })
+    await toggleTab(wrapper, true); await flushPromises()
+    expect(wrapper.text()).not.toContain('90.0% used'); expect(wrapper.text()).not.toContain('remaining')
+    wrapper.unmount()
+  })
+  it('shows a newly returned disk warning on re-entry', async () => {
+    const wrapper = mountServerHost(); await flushPromises()
+    expect(wrapper.text()).not.toContain('95.0% used')
+    await toggleTab(wrapper, false); vi.advanceTimersByTime(12000)
+    diskStatusMock.mockResolvedValueOnce({ used_bytes: 95, total_bytes: 100, free_bytes: 5, used_percent: 95, level: 'critical', encrypted: true })
+    await toggleTab(wrapper, true); await flushPromises()
+    expect(wrapper.text()).toContain('95.0% used')
+    wrapper.unmount()
+  })
+})