From 483203452d880f2ec13576781a1f50a472133096 Mon Sep 17 00:00:00 2001
From: ainyan03 <ainyan03@users.noreply.github.com>
Date: Sun, 8 Feb 2026 07:52:23 +0900
Subject: [PATCH] =?UTF-8?q?fix:=20GitHub=20Pages=20=E3=83=87=E3=83=97?=
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upload-pages-artifact を v3→v4 に更新し、アーティファクト重複バグを解消。
また deploy ジョブを main ブランチのみに制限し、feature ブランチからの
意図しないデプロイを防止。
---
 .github/workflows/deploy.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index db66218d..79931aa7 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -91,11 +91,12 @@ jobs:
         uses: actions/configure-pages@v4
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           path: 'fleximg/demo/web'
 
   deploy:
+    if: github.ref == 'refs/heads/main'
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}