Add support for circleci and build via goreleaser

Author: bharat-p

.circleci/config.yml

@@ -0,0 +1,21 @@
+version: 2
+jobs:
+  build:
+    docker:
+      - image: bepsays/ci-goreleaser:0.34.2-10
+    working_directory: /go/src/github.com/bharat-p/mongo-sync-go
+    steps:
+      - checkout
+      - run:
+            command: |
+                goreleaser
+workflows:
+  version: 2
+  release:
+      jobs:
+        - build:
+            filters:
+              tags:
+                only: /v[0-9]+(\.[0-9]+)*(-.*)*/
+              branches:
+                ignore: /.*/

.goreleaser.yml

@@ -0,0 +1,27 @@
+# .goreleaser.yml
+# Build customization
+# go run -ldflags "-X github.com/bharat-p/docker-utils/cmd.versionString=0.1.0 -X github.com/bharat-p/docker-utils/cmd.buildDate=$BUILD" main.go version
+git:
+  short_hash: true
+builds:
+- env:
+    - CGO_ENABLED=0
+  binary: docker-utils
+  goos:
+    - linux
+    - darwin
+  goarch:
+    - 386
+    - amd64
+  # Default is `-s -w -X main.version={{.Version}} -X main.commit={{.Commit}} -X main.date={{.Date}}`.
+  #ldflags: -s -w -X main.build={{.Version}}
+brew:
+  commit_author:
+    name: releasebot
+    email: 13206972+bharat-p@users.noreply.github.com
+  github:
+    owner: bharat-p
+    name: homebrew-tap
+  folder: Formula
+  homepage:  https://github.com/bharat-p/docker-utils/blob/master/README.md
+  description: Docker utilities

main.go

@@ -16,6 +16,18 @@ package main
 
 import "github.com/bharat-p/docker-utils/cmd"
 
+var (
+	version = "dev"
+	commit  = "none"
+	date    = "unknown"
+)
+
+func init() {
+	cmd.VersionString = version
+	cmd.Commit = commit
+	cmd.BuildDate = date
+}
+
 func main() {
 	cmd.Execute()
 }