ci: actions/checkout 和 setup-node 升到 v7（Node 24）

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

.github/workflows/deploy.yaml

@@ -23,9 +23,9 @@ jobs:
           #   build_command: build:staging
           #   remote_port: 8822
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v7
         with:
           node-version: 24
           cache: npm