Create est-frontend-dev.yml

This is the workflow to deploy frontend in EC2

.github/workflows/est-frontend-dev.yml

@@ -0,0 +1,41 @@
+name: Deploy Frontend
+
+on:
+  push:
+    branches:
+      - dev
+
+jobs:
+  deploy:
+    runs-on: [self-hosted, est-cls-dev]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Remove all running containers, images, and prune Docker system
+        run: |
+          docker stop $(docker ps -a -q) || true
+          docker rm $(docker ps -a -q) || true
+          docker rmi $(docker images -q) || true
+          docker system prune -af
+
+      - name: Build and run Docker Compose
+        run: |
+          cd GUI
+          docker-compose up --build -d
+
+      - name: Get public IP address
+        id: get_ip
+        run: |
+          PUBLIC_IP=$(curl -s http://checkip.amazonaws.com)
+          echo "PUBLIC_IP=$PUBLIC_IP" >> $GITHUB_ENV
+
+      - name: Send Slack notification
+        env:
+          SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
+          PUBLIC_IP: ${{ env.PUBLIC_IP }}
+        run: |
+          curl -X POST -H 'Content-type: application/json' --data "{
+            \"text\": \"Build is complete. Public IP: $PUBLIC_IP\"
+          }" $SLACK_WEBHOOK_URL