Update .gitlab-ci.yml

.gitlab-ci.yml

-build-job:
-  stage: build
-  script:
-    - echo "Hello, $GITLAB_USER_LOGIN!"
+stages:
+  - publish
+  - deploy
 
-test-job1:
-  stage: test
-  script:
-    - echo "This job tests something"
+variables:
+  TAG_LATEST: $CI_REGISTRY_IMAGE/$CI_COMMIT_REF_NAME:latest
+  TAG_COMMIT: $CI_REGISTRY_IMAGE/$CI_COMMIT_REF_NAME:$CI_COMMIT_SHORT_SHA
 
-test-job2:
-  stage: test
+publish:
+  image: docker:latest
+  stage: publish
+  services:
+    - docker:dind
   script:
-    - echo "This job tests something, but takes more time than test-job1."
-    - echo "After the echo commands complete, it runs the sleep command for 20 seconds"
-    - echo "which simulates a test that runs 20 seconds longer than test-job1"
-    - sleep 20
+    - docker build -t $TAG_COMMIT -t $TAG_LATEST .
+    - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
+    - docker push $TAG_COMMIT
+    - docker push $TAG_LATEST
 
-deploy-prod:
+deploy:
+  image: alpine:latest
   stage: deploy
+  tags:
+    - deployment
   script:
-    - echo "This job deploys something from the $CI_COMMIT_BRANCH branch."
+    - chmod og= $ID_RSA
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+    - apk update && apk add openssh-client
+    - ssh -i $ID_RSA -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_IP "docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY"
+    - ssh -i $ID_RSA -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_IP "docker pull $TAG_COMMIT"
+    - ssh -i $ID_RSA -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_IP "docker container rm -f my-app || true"
+    - ssh -i $ID_RSA -o StrictHostKeyChecking=no $SERVER_USER@$SERVER_IP "docker run -d -p 80:80 --name my-app $TAG_COMMIT"
+  environment:
+    name: production
+    url: http://your_server_IP
+  only:
+    - master
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