Add Gitea Actions workflow and sample site

.gitea/workflows/deploy.yml

@@ -0,0 +1,37 @@
+name: Deploy to CF Multisite
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install AWS CLI
+        run: |
+          curl -sL "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
+          unzip -q awscliv2.zip
+          sudo ./aws/install
+
+      - name: Deploy to R2
+        env:
+          AWS_ACCESS_KEY_ID: ${{ secrets.R2_ACCESS_KEY }}
+          AWS_SECRET_ACCESS_KEY: ${{ secrets.R2_SECRET_KEY }}
+          R2_ENDPOINT: ${{ secrets.R2_ENDPOINT }}
+        run: |
+          # 저장소 이름을 사이트 ID로 사용
+          SITE_ID="${{ github.event.repository.name }}"
+
+          aws s3 sync . "s3://multisite-bucket/sites/${SITE_ID}/" \
+            --endpoint-url "${R2_ENDPOINT}" \
+            --region auto \
+            --exclude ".git/*" \
+            --exclude ".gitea/*" \
+            --exclude "README.md" \
+            --delete
+
+          echo "Deployed to: https://${SITE_ID}.actions.it.com"