Set-up CircleCI builds

circle.yml

@@ -0,0 +1,22 @@
+machine:
+  services:
+    - docker
+  environment:
+    IMAGE_NAME: centurylink/watchtower
+
+dependencies:
+  override:
+    - docker pull bdehamer/golang-builder:latest
+
+test:
+  override:
+    - docker run -v $(pwd):/src bdehamer/golang-builder:latest --test
+
+deployment:
+  hub:
+    branch: master
+    commands:
+      - docker run -v $(pwd):/src bdehamer/golang-builder:latest
+      - docker build -t $IMAGE_NAME:latest .
+      - docker login -e $DOCKER_EMAIL -u $DOCKER_USER -p $DOCKER_PASS
+      - docker push $IMAGE_NAME:latest