add gitlab ci

.gitlab-ci.yml

@@ -0,0 +1,32 @@
+image: docker
+services:
+    - docker:dind
+  
+  stages:
+    - build
+    - deploy
+
+build:
+    stage: build
+    only:
+        - master
+    script:
+        - echo "building branch $CI_COMMIT_REF_NAME, Version $version"
+        - git config --global user.name "build"
+        - git config --global user.email "noreply@jonasled.de"
+        - sudo docker images prune -f
+        - sudo docker pull python:3
+        - sudo docker build -t gitlab.jonasled.de/jonasled/discordbot
+        - sudo docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
+        - sudo docker push gitlab.jonasled.de/jonasled/discordbot
+    
+deploy:
+    stage: deploy
+    only:
+        - master
+    script:
+        - sudo apt-get install -y python-pip #install pip, this is needed to install docker-compose in the next step
+        - sudo pip install docker-compose #Install docker-compose with pip
+        - sudo docker-compose up -d #Start the new container
+    environment: master 
+