Merge pull request #2178 from lean-ja/dependabot/github_actions/actions/checkout-6

Author: Seasawher

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # panic! を Ubuntu 上で評価するとバックトレースが表示されてしまう問題の修正
       - name: set environment variable
@@ -39,7 +39,7 @@ jobs:
     if: github.ref == 'refs/heads/main'
     steps:
       - name: checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: lean action
         uses: leanprover/lean-action@v1

.github/workflows/deploy.yml

@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Install elan
         run: |

.github/workflows/devcontainer.yml

@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
         uses: actions/setup-node@v6

.github/workflows/update.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       # panic! を Ubuntu 上で評価するとバックトレースが表示されてしまう問題の修正
       - name: set environment variable
         run: echo "LEAN_BACKTRACE=0" >> $GITHUB_ENV