Add gitlab CI

.gitlab-ci.yml

@@ -0,0 +1,30 @@
+workflow:
+  rules:
+    - if: $CI_COMMIT_BRANCH
+
+pages:
+  stage: deploy
+  rules:
+    - if: $CI_COMMIT_BRANCH == "main"
+  script:
+    - mkdir public
+    - cp -r src/* public/
+  artifacts:
+    paths:
+      - public
+
+artifacts:
+  stage: deploy
+  rules:
+    - if: $CI_COMMIT_BRANCH != "main"
+  script:
+    - mkdir public
+    - cp -r src/* public/
+  artifacts:
+    paths:
+      - public
+  environment:
+    name: "$CI_COMMIT_BRANCH $CI_JOB_NAME"
+    url: "$CI_SERVER_PROTOCOL://$CI_PROJECT_ROOT_NAMESPACE.$CI_PAGES_DOMAIN/-/$CI_PROJECT_NAME/-/jobs/$CI_JOB_ID/artifacts/public/index.html"
+  variables:
+    PUBLIC_URL: "/-/$CI_PROJECT_NAME/-/jobs/$CI_JOB_ID/artifacts/public/index.html"