add publish-log4brains GitHub Action

- Added a new GitHub Actions workflow to publish Log4brains
- The workflow triggers on push to the main branch
- It checks out the repository, sets up Node.js, installs Log4brains,
  builds the documentation, and deploys it to GitHub Pages

Author: jwilger

.github/workflows/publish-log4brains.yml

@@ -0,0 +1,27 @@
+name: Publish Log4brains
+on:
+  push:
+    branches:
+      - main
+jobs:
+  build-and-publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false # required by JamesIves/github-pages-deploy-action
+          fetch-depth: 0 # required by Log4brains to work correctly (needs the whole Git history)
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
+      - name: Install and Build Log4brains
+        run: |
+          npm install -g log4brains
+          log4brains build --basePath /${GITHUB_REPOSITORY#*/}
+      - name: Deploy
+        uses: JamesIves/github-pages-deploy-action@3.7.1
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          BRANCH: gh-pages
+          FOLDER: .log4brains/out
+          TARGET_FOLDER: log4brains