add send noti to telegram group

.github/workflows/deploy-kubernetes-engine.yml

@@ -48,4 +48,38 @@ jobs:
 
       - name: Deploy to Kubernetes
         run: |
-          kubectl apply -f deployment.yaml
+          kubectl apply -f deployment.yaml
+  send-notification-successful:
+    needs: deploy
+    runs-on: ubuntu-latest
+    if: ${{ success() && needs.deploy.result == 'success' }}
+    steps:
+      - name: Send Telegram Notification
+        env:
+          TELEGRAM_BOT_TOKEN: ${{ secrets.TELEGRAM_BOT_TOKEN }}
+          TELEGRAM_CHAT_ID: "${{ secrets.TELEGRAM_GROUP_DEPLOYMENTS }}"
+        run: |
+          curl -X POST \
+            https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage \
+            -d chat_id=${TELEGRAM_CHAT_ID} \
+            -d text="🎉 <b>Cloud Run CI/CD Template</b> Deployment was successful!
+            Your amazing tool is now available for everyone! 🚀✨" \
+            -d parse_mode=HTML
+
+  send-notification-failed:
+    needs: deploy
+    runs-on: ubuntu-latest
+    if: ${{ failure() && needs.deploy.result == 'failure' }}
+    steps:
+      - name: Send Telegram Notification
+        env:
+          TELEGRAM_BOT_TOKEN: ${{ secrets.TELEGRAM_BOT_TOKEN }}
+          TELEGRAM_CHAT_ID: "${{ secrets.TELEGRAM_GROUP_DEPLOYMENTS }}"
+        run: |
+          curl -X POST \
+            https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage \
+            -d chat_id=${TELEGRAM_CHAT_ID} \
+            -d text="❌ Oh no! <b>Cloud Run CI/CD Template</b> Deployment failed!
+            There might be something wrong with the process. 
+            Please check it out! 🛠️🔍" \
+            -d parse_mode=HTML