Add beta deployment pipeline

.github/workflows/deploy.yml

@@ -4,13 +4,15 @@ on:
   push:
     branches:
       - main
+      - beta
 
 jobs:
-  deploy:
+  deploy-main:
+    if: github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
 
     steps:
-      - name: Deploy via SSH
+      - name: Deploy production + demo
         uses: appleboy/ssh-action@v1
         with:
           host: ${{ secrets.SERVER_HOST }}
@@ -24,3 +26,19 @@ jobs:
             cd ${{ secrets.DEMO_DEPLOY_PATH }}
             git fetch origin
             git reset --hard origin/main
+
+  deploy-beta:
+    if: github.ref == 'refs/heads/beta'
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Deploy beta
+        uses: appleboy/ssh-action@v1
+        with:
+          host: ${{ secrets.SERVER_HOST }}
+          username: ${{ secrets.SERVER_USER }}
+          key: ${{ secrets.SERVER_SSH_KEY }}
+          script: |
+            cd ${{ secrets.BETA_DEPLOY_PATH }}
+            git fetch origin
+            git reset --hard origin/beta