og-image.ts: 一般質問サブページに共通OG画像を適用

1 files changed, 5 insertions, 0 deletions

diff --git a/src/plugins/og-image.ts b/src/plugins/og-image.ts
index 358d36f..f3534e6 100644
--- a/src/plugins/og-image.ts
+++ b/src/plugins/og-image.ts
@@ -18,6 +18,11 @@ export default function ogImageIntegration(): AstroIntegration {
           let html = fs.readFileSync(htmlPath, "utf-8");
 
           let slug = page.pathname.replace(/^\/|\/$/g, "") || "index";
+
+          // 一般質問のサブページは共通のOG画像を使用
+          if (slug.startsWith("ippan-situmon/") && slug !== "ippan-situmon") {
+            slug = "ippan-situmon";
+          }
           const ogImageUrl = `https://yasutakeyohei.com/og/${slug}.png?v=2`;
 
           html = html.replace(