added github workflow for build and deploy

.github/workflows/build.yml

@@ -0,0 +1,36 @@
+name: "Build and Deploy"
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - "*"
+jobs:
+  Build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          submodules: true
+          fetch-depth: 0
+      - name: Setup Hugo
+        uses: peaceiris/actions-hugo@v2
+        with:
+          hugo-version: 'latest'
+      - name: Build
+        run: hugo --minify
+      - name: Deploy
+        uses: burnett01/rsync-deployments@5.2.1
+        if: github.ref == 'refs/heads/main'
+        with:
+          switches: -avzr --delete
+          path: public/
+          remote_path: ${{ secrets.DEPLOY_PATH }}
+          remote_host: ${{ secrets.DEPLOY_HOST }}
+          remote_port: ${{ secrets.DEPLOY_PORT }}
+          remote_user: ${{ secrets.DEPLOY_USER }}
+          remote_key: ${{ secrets.DEPLOY_KEY }}
+
+