[Docs Site] Fix fetch-depth and last updated on pages with updated fm (#19070)

.github/workflows/publish-preview.yml

@@ -15,6 +15,8 @@ jobs:
     name: Publish Preview
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
       - uses: actions/setup-node@v4
         with:
           node-version: 22.x

.github/workflows/publish-production.yml

@@ -11,6 +11,8 @@ jobs:
     name: Publish Production
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
       - uses: actions/setup-node@v4
         with:
           node-version: 22.x

astro.config.ts

@@ -152,6 +152,7 @@ export default defineConfig({
 				Footer: "./src/components/overrides/Footer.astro",
 				Head: "./src/components/overrides/Head.astro",
 				Hero: "./src/components/overrides/Hero.astro",
+				LastUpdated: "./src/components/overrides/LastUpdated.astro",
 				MarkdownContent: "./src/components/overrides/MarkdownContent.astro",
 				Sidebar: "./src/components/overrides/Sidebar.astro",
 				PageSidebar: "./src/components/overrides/PageSidebar.astro",

src/components/overrides/LastUpdated.astro

@@ -0,0 +1,12 @@
+---
+import type { Props } from "@astrojs/starlight/props";
+import Default from "@astrojs/starlight/components/LastUpdated.astro";
+
+// Disable lastUpdated in footer if `updated` is present,
+// since this will show the date in PageTitle.astro instead.
+if (Astro.props.entry.data.updated) {
+	Astro.props.lastUpdated = undefined;
+}
+---
+
+<Default {...Astro.props} />