Merge pull request #3693 from Ana06/git-cop-task

[ci] Rake task to run git-cop locally

CONTRIBUTING.md

@@ -163,7 +163,13 @@ You can access the frontend at [localhost:3000](http://localhost:3000). Whatever
     vagrant exec make -C src/backend test
     ```
 
-12. Explore the development environment:
+12. Check your commits:
+
+    ```
+    vagrant exec rake git_cop
+    ```
+
+13. Explore the development environment:
 
     ```
     vagrant ssh

src/api/lib/tasks/git_cop.rake

@@ -0,0 +1,8 @@
+desc 'Run Git-cop locally'
+task :git_cop do
+  puts "\nCopying configuration file into ~/.config/git-cop/configuration.yml"
+  sh "mkdir -p ~/.config/git-cop"
+  sh "cp ../../dist/git-cop_configuration.yml ~/.config/git-cop/configuration.yml"
+  puts
+  sh "bundle exec git-cop --police"
+end