ci: added goreleaser config and CI action workflow

.github/workflows/goreleaser.yml

@@ -0,0 +1,31 @@
+name: Release CI
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Go
+      uses: actions/setup-go@v2
+      id: setup_go
+      with:
+        go-version: '1.16.2'
+    - name: Cache go-modules
+      uses: actions/cache@v1
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+    - name: Login Docker Hub
+      run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u deshetti --password-stdin
+    - name: Run GoReleaser
+      uses: goreleaser/goreleaser-action@v2
+      with:
+        distribution: goreleaser
+        version: latest
+        args: release --rm-dist
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

@@ -0,0 +1,43 @@
+project_name: kavach
+
+builds:
+- id: kavach-server
+  dir: server
+  binary: kavach-server
+  env:
+  - CGO_ENABLED=0
+  - GO386=softfloat
+  goos:
+  - linux
+  - darwin
+  - windows
+
+archives:
+  - id: kavach-server
+    builds:
+      - kavach-server 
+    name_template: "kavach-server_{{ .Version }}_{{ .Os }}_{{ .Arch }}"
+
+dockers:
+- dockerfile: server/Dockerfile.prod
+  image_templates:
+    - "factly/kavach-server:{{ .Tag }}"
+  use: docker
+  build_flag_templates:
+  - "--platform=linux/amd64"
+
+docker_manifests:
+  - 
+    image_templates:
+    - "factly/kavach-server:{{ .Version }}"
+
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ incpatch .Tag }}-next"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'

server/Dockerfile.prod

@@ -1,29 +1,10 @@
-FROM golang:1.13-alpine AS build_base
-
-RUN apk add --no-cache git
-
-# Set the Current Working Directory inside the container
-WORKDIR /tmp/kavach-server
-
-# We want to populate the module cache based on the go.{mod,sum} files.
-COPY go.mod .
-COPY go.sum .
-
-RUN go mod download
-
-COPY . .
-
-# Unit tests
-# RUN CGO_ENABLED=0 go test -v
-
-# Build the Go app
-RUN go build -o ./out/kavach-server .
-
 # Start fresh from a smaller image
 FROM alpine:3.9 
 RUN apk add ca-certificates
 
-COPY --from=build_base /tmp/kavach-server/out/kavach-server /app/kavach-server
+RUN apk add gcc musl-dev
+WORKDIR /app
+COPY kavach-server .
 
 # Run the binary program produced by `go install`
 ENTRYPOINT ["/app/kavach-server"]