nightly build

src/interface/pages/settings.svelte

@@ -22,6 +22,7 @@
   import {
     checkGithubReleaseUpdate,
     dismissNightlyUpdate,
+    getInstalledGhReleaseChannelLabel,
     isGhReleaseUpdateCheckEnabled,
     type GhReleaseUpdateInfo,
   } from "@/utils/githubReleaseUpdate";
@@ -33,6 +34,7 @@
   let disclaimerTitle = $state("Confirm");
   let disclaimerMessage = $state("");
   const ghReleaseUpdateEnabled = isGhReleaseUpdateCheckEnabled();
+  const ghReleaseChannelLabel = getInstalledGhReleaseChannelLabel();
   let ghReleaseUpdate = $state<GhReleaseUpdateInfo | null>(null);
 
   const openGhRelease = () => {
@@ -172,7 +174,11 @@
                 </button>
               {/if}
               <p class="text-[9px] leading-tight text-right text-zinc-500 dark:text-zinc-400">
-                GitHub release build — do not upload to extension stores.
+                {#if ghReleaseChannelLabel}
+                  {ghReleaseChannelLabel} — do not upload to extension stores.
+                {:else}
+                  GitHub release build — do not upload to extension stores.
+                {/if}
               </p>
             </div>
           {/if}

src/utils/githubReleaseUpdate.ts

@@ -35,6 +35,14 @@ function getBuildLabel(): string {
   return typeof __BUILD_LABEL__ !== "undefined" ? __BUILD_LABEL__ : "";
 }
 
+function formatNightlyLabel(buildDate: string): string {
+  return buildDate ? `nightly (${buildDate})` : "nightly";
+}
+
+function nightlyDateFromPublishedAt(publishedAt: string): string {
+  return publishedAt.slice(0, 10);
+}
+
 function getCurrentVersion(): string {
   return browser.runtime.getManifest().version;
 }
@@ -158,8 +166,7 @@ async function checkNightlyUpdate(): Promise<GhReleaseUpdateInfo> {
   }
 
   const lastSeen = settingsState.lastSeenNightlyPublishedAt;
-  const buildLabel = getBuildLabel();
-  const label = buildLabel ? `nightly #${buildLabel}` : "nightly";
+  const label = formatNightlyLabel(nightlyDateFromPublishedAt(release.published_at));
 
   if (!lastSeen) {
     settingsState.lastSeenNightlyPublishedAt = release.published_at;
@@ -177,6 +184,12 @@ export function isGhReleaseUpdateCheckEnabled(): boolean {
   return isUpdateCheckEnabled();
 }
 
+/** Label for the installed GitHub release build (e.g. `nightly (2025-06-10)`). */
+export function getInstalledGhReleaseChannelLabel(): string | null {
+  if (!isUpdateCheckEnabled() || getUpdateChannel() !== "nightly") return null;
+  return formatNightlyLabel(getBuildLabel());
+}
+
 export async function checkGithubReleaseUpdate(): Promise<GhReleaseUpdateInfo> {
   const fallback = { available: false, label: "", url: releasesBaseUrl() };