Update .gitlab-ci_alt.yml, .gitlab-ci.yml files

.gitlab-ci.yml

-image: ubuntu:20.04
-variables:
-  GIT_SUBMODULE_STRATEGY: recursive
-  DEBIAN_FRONTEND: noninteractive
-stages:
-  - build:renderer
-  - build:site
-  - deploy:site
-
-build-renderer:
-  stage: build:renderer
-  before_script:
-    - apt update && apt install -y build-essential
-  script:
-    - make build-renderer
-  artifacts:
-    paths:
-      - "./renderer-src/renderer"
-      - "./renderer-src/*.o"
-
-build-site:
-  stage: build:site
-  needs: ["build-renderer"]
+build-docker-master:
+  image: docker:19.03.1
+  stage: build
+  services:
+    - docker:19.03.1-dind
   before_script:
-    - apt update && apt install -y build-essential git
-  script:
-    - make build-site
-  artifacts:
-    paths:
-      - "./renderer-src/renderer"
-      - "./build/"
+    - export DOCKER_REGISTRY_USER=$CI_REGISTRY_USER # built-in GitLab Registry User
+    - export DOCKER_REGISTRY_PASSWORD=$CI_REGISTRY_PASSWORD # built-in GitLab Registry Password
+    - export DOCKER_REGISTRY_URL=$CI_REGISTRY # built-in GitLab Registry URL
+    - export COMMIT_HASH=$CI_COMMIT_SHA # Your current commit sha
+    - export IMAGE_NAME_WITH_REGISTRY_PREFIX=$CI_REGISTRY_IMAGE # Your repository prefixed with GitLab Registry URL
+    - docker login -u "$DOCKER_REGISTRY_USER" -p "$DOCKER_REGISTRY_PASSWORD" $DOCKER_REGISTRY_URL # Instructs GitLab to login to its registry
 
-pages:
-  stage: deploy:site
-  needs: ["build-site"]
-  before_script:
-    - apt update && apt install -y build-essential git
   script:
-    - make deploy-site
-  artifacts:
-    paths:
-      - "./build/"
-      - "./public/"
+    - echo "Building..." # MAKE SURE NO SPACE ON EITHER SIDE OF = IN THE FOLLOWING LINE
+    - export CONTAINER_FULL_IMAGE_NAME_WITH_TAG=$IMAGE_NAME_WITH_REGISTRY_PREFIX/my-build-image:$COMMIT_HASH
+    - docker build -f ./Dockerfile --pull -t built-image-name .
+    - docker tag built-image-name "$CONTAINER_FULL_IMAGE_NAME_WITH_TAG"
+    - docker push "$CONTAINER_FULL_IMAGE_NAME_WITH_TAG"
+    - echo $CONTAINER_FULL_IMAGE_NAME_WITH_TAG
+    - echo "Deploying on CapRover..."
+    - docker run caprover/cli-caprover:v2.1.1 caprover deploy --caproverUrl $CAPROVER_URL --caproverPassword $CAPROVER_PASSWORD --caproverApp $CAPROVER_APP --imageName $CONTAINER_FULL_IMAGE_NAME_WITH_TAG
   only:
-  - master
+    - master

.gitlab-ci_alt.yml

+image: ubuntu:20.04
+variables:
+  GIT_SUBMODULE_STRATEGY: recursive
+  DEBIAN_FRONTEND: noninteractive
+stages:
+  - build:renderer
+  - build:site
+  - deploy:site
+
+build-renderer:
+  stage: build:renderer
+  before_script:
+    - apt update && apt install -y build-essential
+  script:
+    - make build-renderer
+  artifacts:
+    paths:
+      - "./renderer-src/renderer"
+      - "./renderer-src/*.o"
+
+build-site:
+  stage: build:site
+  needs: ["build-renderer"]
+  before_script:
+    - apt update && apt install -y build-essential git
+  script:
+    - make build-site
+  artifacts:
+    paths:
+      - "./renderer-src/renderer"
+      - "./build/"
+
+pages:
+  stage: deploy:site
+  needs: ["build-site"]
+  before_script:
+    - apt update && apt install -y build-essential git
+  script:
+    - make deploy-site
+  artifacts:
+    paths:
+      - "./build/"
+      - "./public/"
+  only:
+  - master