Bump actions/checkout from 6 to 7

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
         working-directory: frontend
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
@@ -61,7 +61,7 @@ jobs:
         working-directory: backend
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       # Version comes from go.work so CI can never drift from the repo.
       - name: Setup Go

.github/workflows/codeql.yml

@@ -37,7 +37,7 @@ jobs:
             build-mode: none
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       # autobuild for Go needs a toolchain matching the workspace.
       - name: Setup Go

.github/workflows/pre-commit.yml

@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 

.github/workflows/sync-labels.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Sync labels
         uses: EndBug/label-sync@v2