Add README.md

.gitlab-ci.yml

+before_script:
+  
+stages:
+  - build
+  - package
+  - deploy
+  
+variables:
+  
+build: 
+  stage: build
+  script:
+    - "cd SeriousWebsite"
+    - "dotnet restore -r linux-x64"
+    - "dotnet build -c Release -r linux-x64"
+  only:
+    refs:
+      - master
+
+package:
+  stage: package
+  script:
+    - "cd SeriousWebsite"
+    - "dotnet publish -c Release -r linux-x64 -o ../artifacts/SeriousWebsite/"
+  artifacts:
+    name: "SeriousWebsite"
+    paths: 
+      - artifacts/SeriousWebsite
+    expire_in: 2 days
+  only:
+    refs:
+      - master
+ 
+deploy:
+  stage: deploy
+  script:
+    - "cd SeriousWebsite"
+    - "sudo systemctl stop seriousk-website"
+    - "sudo cp -r ../artifacts/SeriousWebsite/* /home/applications/kestrel/applications/seriousk/website"
+    - "sudo systemctl start seriousk-website"
+    - "sudo systemctl status seriousk-website"
+  only:
+    refs:
+      - master
+  when: manual