feat: add beta release workflow for automated publishing and versioning

.github/workflows/beta-release.yml

@@ -0,0 +1,58 @@
+name: "Beta Release"
+
+on:
+  push:
+    branches:
+      - beta
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  publish-beta:
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Checkout source code"
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: "Set up Node.js"
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22.x
+          registry-url: "https://registry.npmjs.org/"
+
+      - name: "Install dependencies"
+        run: npm ci
+
+      - name: "Create build"
+        run: npm run build
+
+      - name: "Get version from package.json and create beta version"
+        id: get_version
+        run: |
+          BASE_VERSION=$(node -p 'require("./package.json").version')
+          BETA_VERSION="$BASE_VERSION-beta"
+          echo "version=$BETA_VERSION" >> $GITHUB_OUTPUT
+          echo "Beta version: $BETA_VERSION"
+
+      - name: "Check if beta version already exists on NPM"
+        run: |
+          BETA_VERSION=${{ steps.get_version.outputs.version }}
+          # Check if version exists on npm
+          if npm view @browserstack/mcp-server@$BETA_VERSION version 2>/dev/null; then
+            echo "Error: Beta version $BETA_VERSION already exists on NPM!"
+            exit 1
+          fi
+          echo "Beta version $BETA_VERSION is available for release"
+
+      - name: "Update package.json with beta version"
+        run: |
+          npm version ${{ steps.get_version.outputs.version }} --no-git-tag-version
+
+      - name: "Publish beta to NPM"
+        run: npm publish --tag beta --access public
+        env:
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}