Add updating the github mirror as a deployment task.

Author: Lattyware

Diff for: .gitlab-ci.yml

@@ -1,7 +1,29 @@
+image: python:3
+
+variables:
+    GITHUB_PUBLIC_KEY: "github.com ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ=="
+
 tests:
     before_script:
-        - "apt install python3-pip"
         - "pip install -q -r requirements.txt"
 
     script:
         - "nosetests"
+
+update-github-mirror:
+    stage: deploy
+
+    before_script:
+        - eval $(ssh-agent -s)
+        - ssh-add <(echo "$GITHUB_MIRROR_DEPLOY_KEY")
+        
+    only:
+        - master
+
+    script:
+        - mkdir -p ~/.ssh
+        - touch ~/.ssh/known_hosts
+        - grep -q "$GITHUB_PUBLIC_KEY" ~/.ssh/known_hosts || echo "$GITHUB_PUBLIC_KEY" >> ~/.ssh/known_hosts
+        - git push [email protected]:rereadgames/unity-hooks.git $CI_BUILD_REF:master
+
+    when: always