Raise minimum Node.js version to 20, test on 24 (#34713)

- Node.js 18 is now EOL, so raise minimum version to current LTS v20
- Test on 24
- Change devcontainers to use LTS version (currently 22),
[ref](https://github.com/devcontainers/features/tree/main/src/node)

.github/workflows/release-nightly.yml

@@ -22,7 +22,7 @@ jobs:
           check-latest: true
       - uses: actions/setup-node@v4
         with:
-          node-version: 22
+          node-version: 24
           cache: npm
           cache-dependency-path: package-lock.json
       - run: make deps-frontend deps-backend