fix: downgrade node in publish flow (#16)

There's some nasty segfault being dealt with upstream in node itself.

Until that gets fixed, lets use 20.x.

Issue can be tracked here:
nodejs/node#52797

Author: 43081j

.github/workflows/publish.yml

@@ -32,7 +32,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4
         with:
-          node-version: 22.x
+          node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
           cache: 'npm'
       - run: npm ci