diff --git a/docs/content/en/blog/DevLog-2025.08.01/assets/cover-dark.png b/docs/content/en/blog/DevLog-2025.08.01/assets/cover-dark.png
new file mode 100644
index 000000000..7e1cf6b3f
Binary files /dev/null and b/docs/content/en/blog/DevLog-2025.08.01/assets/cover-dark.png differ
diff --git a/docs/content/en/blog/DevLog-2025.08.01/assets/cover-light.png b/docs/content/en/blog/DevLog-2025.08.01/assets/cover-light.png
new file mode 100644
index 000000000..4e0dfb80e
Binary files /dev/null and b/docs/content/en/blog/DevLog-2025.08.01/assets/cover-light.png differ
diff --git a/docs/content/en/blog/DevLog-2025.08.01/index.md b/docs/content/en/blog/DevLog-2025.08.01/index.md
index 8e35db068..25cf51fd6 100644
--- a/docs/content/en/blog/DevLog-2025.08.01/index.md
+++ b/docs/content/en/blog/DevLog-2025.08.01/index.md
@@ -2,6 +2,9 @@
 title: DevLog @ 2025.08.01
 category: DevLog
 date: 2025-08-01
+preview-cover:
+  light: "@assets('./assets/cover-light.png')"
+  dark: "@assets('./assets/cover-dark.png')"
 ---
 
 <script setup>
diff --git a/docs/content/zh-Hans/blog/DevLog-2025.08.01/index.md b/docs/content/zh-Hans/blog/DevLog-2025.08.01/index.md
index 3643d8664..3ff3d073d 100644
--- a/docs/content/zh-Hans/blog/DevLog-2025.08.01/index.md
+++ b/docs/content/zh-Hans/blog/DevLog-2025.08.01/index.md
@@ -2,6 +2,9 @@
 title: DevLog @ 2025.08.01
 category: DevLog
 date: 2025-08-01
+preview-cover:
+  light: "@assets('../../../en/blog/DevLog-2025.08.01/assets/cover-light.png')"
+  dark: "@assets('../../../en/blog/DevLog-2025.08.01/assets/cover-dark.png')"
 ---
 
 <script setup>