Checkout / setup v4

Author: D-K-P

.github/workflows/main.yml

@@ -26,8 +26,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@3
-      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
         with:
           node-version: "20"
           registry-url: "https://registry.npmjs.org"