Add GitHub Actions workflows for deployment, build, release, and NPM publishing

Author: hhfrancois

.github/workflows/deploy-demo.yml

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+name: Deploy Demo to GitHub Pages
+run-name: ${{ github.actor }} deploy demo on ${{ github.repository }}
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow only one concurrent deployment
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Build package
+        run: npm run build
+
+      - name: Prepare demo for GitHub Pages
+        run: |
+          mkdir -p gh-pages
+          cp -r demo/* gh-pages/
+          # Update paths in demo to use CDN (escape dots in patterns)
+          sed -i 's|\.\./src/tac-editor\.js|https://unpkg.com/@softwarity/interactive-code|g' gh-pages/index.html
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v4
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: './gh-pages'
+
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

.github/workflows/main.yml

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+name: Build & Test
+run-name: ${{ github.actor }} run build on ${{ github.repository }}
+
+on:
+  push:
+    branches:
+      - '*'
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Install Playwright browsers
+        run: npx playwright install chromium
+
+      - name: Run tests with coverage
+        run: npm test
+        env:
+          CI: true
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          files: coverage/lcov.info
+          fail_ci_if_error: false
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+      - name: Build package
+        run: npm run build
+
+      - name: Check build output
+        run: |
+          if [ ! -f "dist/interactive-code.js" ]; then
+            echo "Build failed: dist/interactive-code.js not found"
+            exit 1
+          fi
+          echo "Build successful!"

.github/workflows/release.yml

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+name: Create Tag/Release
+run-name: ${{ github.actor }} run build on ${{ github.repository }}
+
+on:
+  workflow_dispatch:
+
+jobs:
+  create-release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.PAT_TOKEN }} # Necessary to trigger tag workflow
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Configure Git
+        run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email ""
+
+      - name: Bump version (patch)
+        run: npm version patch
+
+      - name: Push changes and tags
+        run: |
+          git push --all
+          git push --tags

.github/workflows/tag.yml

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+name: Publish softwarity/interactive-code to NPM
+run-name: ${{ github.actor }} run build on ${{ github.repository }}
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  publish-npm-package:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Configure npm authentication
+        run: echo "//registry.npmjs.org/:_authToken=${{ secrets.NPM_TOKEN }}" > ~/.npmrc
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Build package
+        run: npm run build
+
+      - name: Publish to npm
+        run: npm publish --access public