From 063f0a41bdb302716da2e7c13412bdb14e6b2959 Mon Sep 17 00:00:00 2001
From: Takumi Shotoku <sinsoku.listy@gmail.com>
Date: Wed, 6 May 2026 00:15:20 +0900
Subject: [PATCH] Enable bundler cache in GitHub Actions

Use ruby/setup-ruby's bundler-cache option to cache installed gems
keyed by Gemfile.lock, reducing CI time spent on bundle install.

The option runs bundle install automatically, so the explicit
Bundle install step was removed.
---
 .github/workflows/main.yml | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 373df3e5e..bb5d50201 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -33,9 +33,7 @@ jobs:
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
-    - name: Bundle install
-      run: |
-        bundle install
+        bundler-cache: true
     - name: Run the test suite
       run: |
         bundle exec rake TESTOPT=-v RUBYOPT="${{ matrix.rubyopt }}"