Improve build process, run tests via docker

Author: pbrisbin

.dockerignore

@@ -0,0 +1,2 @@
+.git
+Makefile

Makefile

@@ -0,0 +1,7 @@
+.PHONY: test
+
+image:
+	docker build -t codeclimate/codeclimate-csslint .
+
+test: image
+	docker run --rm codeclimate/codeclimate-csslint rake

circle.yml

@@ -7,25 +7,21 @@ machine:
     CODECLIMATE_DOCKER_REGISTRY_USERNAME: circleci
     CODECLIMATE_DOCKER_REGISTRY_EMAIL: ops@codeclimate.com
 
-dependencies:
-  override:
-    - echo $gcloud_json_key_base64 | sed 's/ //g' | base64 -d > /tmp/gcloud_key.json
-    - curl https://sdk.cloud.google.com | bash
-    - bundle install
-    - npm install -g codeclimate/csslint.git#7a3a6be
-
 test:
   override:
-    - bundle exec rspec spec
-    - docker build -t=$registry_root/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM .
+    - make test
 
 deployment:
   registry:
     branch: master
     commands:
+      # GCR for .com
+      - echo $gcloud_json_key_base64 | sed 's/ //g' | base64 -d > /tmp/gcloud_key.json
+      - docker tag codeclimate/codeclimate-csslint $registry_root/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM
       - gcloud auth activate-service-account --key-file /tmp/gcloud_key.json
-      - gcloud docker -a
-      - docker push $registry_root/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM
+      - gcloud docker push $registry_root/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM
+
+      # registry.codeclimate.net for CC:E
       - docker login --username=$CODECLIMATE_DOCKER_REGISTRY_USERNAME --password=$CODECLIMATE_DOCKER_REGISTRY_PASSWORD --email=$CODECLIMATE_DOCKER_REGISTRY_EMAIL $CODECLIMATE_DOCKER_REGISTRY_HOSTNAME
       - docker tag $registry_root/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM $CODECLIMATE_DOCKER_REGISTRY_HOSTNAME/$CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM
       - docker push $CODECLIMATE_DOCKER_REGISTRY_HOSTNAME/$CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM