From cf783d8f6e4050f6f68afd70b0f373a2573c5bf7 Mon Sep 17 00:00:00 2001
From: xfy <i@rua.plus>
Date: Tue, 2 Jun 2026 18:12:45 +0800
Subject: [PATCH] feat(migration): add cover_image column to posts table

---
 migrations/003_post_cover_image.sql | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 migrations/003_post_cover_image.sql

diff --git a/migrations/003_post_cover_image.sql b/migrations/003_post_cover_image.sql
new file mode 100644
index 0000000..5d650d2
--- /dev/null
+++ b/migrations/003_post_cover_image.sql
@@ -0,0 +1,5 @@
+-- 新增封面图字段
+ALTER TABLE posts ADD COLUMN cover_image VARCHAR(500);
+
+-- 为封面图添加索引
+CREATE INDEX idx_posts_cover ON posts(cover_image) WHERE cover_image IS NOT NULL;