chore: bump GitHub Actions to latest major versions (#7)

Upgrade actions/checkout to v7 and actions/setup-node to v7.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: yanglbme

.github/workflows/deploy.yml

@@ -9,12 +9,12 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: 22
           cache: npm