From c93f761bdd2d7d0891d3cdfe51d48212578f605d Mon Sep 17 00:00:00 2001
From: "Karen A. Salamy" <salamy@mbari.org>
Date: Thu, 12 Feb 2026 11:35:02 -0800
Subject: [PATCH 1/2] Display seconds in CommsSection timestamps (fixes #491)

Extends the full-resolution timestamp display from LogsSection to CommsSection.
Command and mission event timestamps now show H:mm:ss for correlation with
other datastreams and sources.
---
 apps/lrauv-dash2/components/CommsSection.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/lrauv-dash2/components/CommsSection.tsx b/apps/lrauv-dash2/components/CommsSection.tsx
index f66c4f24..d82bcd07 100644
--- a/apps/lrauv-dash2/components/CommsSection.tsx
+++ b/apps/lrauv-dash2/components/CommsSection.tsx
@@ -88,7 +88,7 @@ const CommsSection: React.FC<CommsSectionProps> = ({
     const day = today
       ? 'Today'
       : DateTime.fromISO(item?.commsIsoTime ?? '').toFormat('MMM d yyyy')
-    const time = DateTime.fromISO(item?.commsIsoTime ?? '').toFormat('H:mm')
+    const time = DateTime.fromISO(item?.commsIsoTime ?? '').toFormat('H:mm:ss')
 
     return item ? (
       <CommsCell

From 2d816e93dbbe7f10013b8985c76c9ac7ba0f144e Mon Sep 17 00:00:00 2001
From: "Karen A. Salamy" <salamy@mbari.org>
Date: Thu, 12 Feb 2026 11:45:13 -0800
Subject: [PATCH 2/2] Add test for H:mm:ss timestamp format in CommsSection

Verifies timestamps include seconds for correlation with other datastreams.
---
 .../components/CommsSection.test.tsx            | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/apps/lrauv-dash2/components/CommsSection.test.tsx b/apps/lrauv-dash2/components/CommsSection.test.tsx
index 33a6f495..11fcb9a6 100644
--- a/apps/lrauv-dash2/components/CommsSection.test.tsx
+++ b/apps/lrauv-dash2/components/CommsSection.test.tsx
@@ -146,4 +146,21 @@ describe('CommsSection', () => {
       'text-indigo-600'
     )
   })
+
+  test('should display timestamps with seconds (H:mm:ss)', async () => {
+    render(
+      <MockProviders queryClient={new QueryClient()}>
+        <CommsSection vehicleName="makai" from="" />
+      </MockProviders>
+    )
+    await waitFor(() => {
+      screen.getByText(/One More/i)
+    })
+    const timeElements = screen.getAllByLabelText('time')
+    expect(timeElements.length).toBeGreaterThan(0)
+    const timeFormat = /^\d{1,2}:\d{2}:\d{2}$/
+    timeElements.forEach((el) => {
+      expect(el.textContent).toMatch(timeFormat)
+    })
+  })
 })