统一页面时间为东八区并调整活动条数

src/components/GiteaActivity.astro

@@ -76,7 +76,7 @@ function summarizeActivity(item: GiteaActivityData['recent'][number]) {
   }
 }
 
-const recentActivities = activity.recent.slice(0, 3).map(summarizeActivity);
+const recentActivities = activity.recent.slice(0, 4).map(summarizeActivity);
 const isPlaceholder = activity.source === 'placeholder';
 ---
 

src/components/LogCard.astro

@@ -1,4 +1,6 @@
 ---
+import { formatDate } from '../utils/datetime';
+
 interface Props {
   slug: string;
   title: string;
@@ -9,11 +11,7 @@ interface Props {
 }
 
 const { slug, title, date, repo, summary, tags } = Astro.props;
-const formattedDate = date.toLocaleDateString('zh-CN', {
-  year: 'numeric',
-  month: '2-digit',
-  day: '2-digit',
-});
+const formattedDate = formatDate(date);
 ---
 
 <article class="card">

src/pages/logs/[slug].astro

@@ -2,6 +2,7 @@
 import { getCollection, render } from 'astro:content';
 import Layout from '../../layouts/Layout.astro';
 import { site } from '../../config';
+import { formatDate } from '../../utils/datetime';
 
 export async function getStaticPaths() {
   const logs = await getCollection('logs');
@@ -14,11 +15,7 @@ export async function getStaticPaths() {
 const { log } = Astro.props;
 const { Content } = await render(log);
 
-const formattedDate = log.data.date.toLocaleDateString('zh-CN', {
-  year: 'numeric',
-  month: '2-digit',
-  day: '2-digit',
-});
+const formattedDate = formatDate(log.data.date);
 ---
 
 <Layout

src/utils/datetime.ts

@@ -1,14 +1,34 @@
-export function formatDateTime(value?: string) {
+const DISPLAY_TIME_ZONE = 'Asia/Shanghai';
+
+type DateInput = string | number | Date | undefined;
+
+function normalizeTimestamp(value?: DateInput) {
   if (!value) {
     return '';
   }
 
-  const time = Date.parse(value);
+  const time =
+    value instanceof Date
+      ? value.getTime()
+      : typeof value === 'number'
+        ? value
+        : Date.parse(value);
+
   if (Number.isNaN(time)) {
-    return value;
+    return typeof value === 'string' ? value : '';
+  }
+
+  return time;
+}
+
+export function formatDateTime(value?: DateInput) {
+  const time = normalizeTimestamp(value);
+  if (time === '') {
+    return '';
   }
 
   return new Intl.DateTimeFormat('zh-CN', {
+    timeZone: DISPLAY_TIME_ZONE,
     year: 'numeric',
     month: '2-digit',
     day: '2-digit',
@@ -18,6 +38,20 @@ export function formatDateTime(value?: string) {
   }).format(new Date(time));
 }
 
+export function formatDate(value?: DateInput) {
+  const time = normalizeTimestamp(value);
+  if (time === '') {
+    return '';
+  }
+
+  return new Intl.DateTimeFormat('zh-CN', {
+    timeZone: DISPLAY_TIME_ZONE,
+    year: 'numeric',
+    month: '2-digit',
+    day: '2-digit',
+  }).format(new Date(time));
+}
+
 export function getLatestDate(values: string[]) {
   const timestamps = values.map((value) => Date.parse(value)).filter((value) => !Number.isNaN(value));
   if (timestamps.length === 0) {