fix: ensure node-version is specified in Setup Node step of CI workflow

Author: ErwanDecoster

.github/workflows/main.yml

@@ -16,6 +16,8 @@ jobs:
 
       - name: Setup Node
         uses: actions/setup-node@v4
+        with:
+          node-version: '22'
 
       - name: Install dependencies
         run: |