Add circle.yml

circle.yml

@@ -0,0 +1,18 @@
+machine:
+  timezone:
+    Asia/Tokyo
+  environment:
+    GODIST: "go1.8.linux-amd64.tar.gz"
+  post:
+    - mkdir -p downloads
+    - test -e downloads/$GODIST || curl -o downloads/$GODIST https://storage.googleapis.com/golang/$GODIST
+    - sudo rm -rf /usr/local/go
+    - sudo tar -C /usr/local -xzf downloads/$GODIST
+deployment:
+  release:
+    tag: /v[0-9]+\.[0-9]+\.[0-9]+/
+    commands:
+      - go get github.com/mitchellh/gox
+      - go get github.com/tcnksm/ghr
+      - gox -output "dist/{{.OS}}_{{.Arch}}_{{.Dir}}"
+      - ghr -t $GITHUB_TOKEN -u $CIRCLE_PROJECT_USERNAME -r $CIRCLE_PROJECT_REPONAME --replace `git describe --tags` dist/