ci: add GitHub Actions workflow for main branch deployment to GitHub Pages (#112)

Author: jaworek

.github/workflows/deploy.yml

@@ -0,0 +1,44 @@
+name: Deploy
+on:
+    push:
+        branches:
+            - main
+jobs:
+    deploy:
+        runs-on: ubuntu-latest
+        steps:
+          - name: Checkout
+            uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+            with:
+              persist-credentials: true
+    
+          - name: Setup pnpm
+            uses: pnpm/action-setup@41ff72655975bd51cab0327fa583b6e92b6d3061 # v4.2.0
+            with:
+              version: 9.12.2
+    
+          - name: Setup Node.js
+            uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6.2.0
+            with:
+              node-version-file: .nvmrc
+              cache: 'pnpm'
+    
+          - name: Install dependencies
+            run: pnpm install --frozen-lockfile
+    
+          - name: Build project packages
+            run: pnpm run build
+    
+          - name: Build tester package
+            working-directory: packages/tester
+            env:
+              NODE_ENV: production
+            run: pnpm run build
+
+          - name: Deploy
+            uses: JamesIves/github-pages-deploy-action@d92aa235d04922e8f08b40ce78cc5442fcfbfa2f # tag v4.8.0
+            with:
+              folder: packages/tester/doc_build
+              branch: gh-pages
+              clean-exclude: pr-preview
+              force: false