save faircoin data before removing

.gitlab-ci.yml

@@ -28,9 +28,13 @@ start-jekyll:
       - $CMD =~ /build|start/
   before_script:
     - chmod +x ./script/getdata.py
+    - mkdir -p ~/tmp
+    - cp -R _data/faircoin ~/tmp
   script:
     - docker-compose stop
     - docker-compose up -d
+  after_script:
+    - cp -R ~/tmp _data/faircoin
 
 stop-jekyll:
   stage: stop