update go version

.github/workflows/goreleaser.yml

@@ -0,0 +1,47 @@
+name: release
+on: [push, pull_request]
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [ 1.16.x, 1.17.x ]
+        os: [ ubuntu-latest ]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go-version }}
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Format Unix
+        run: test -z $(go fmt ./...)
+      - name: Test
+        run: go test -covermode atomic -coverprofile='profile.cov' ./...
+      - name: Send coverage
+        env:
+          COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          GO111MODULE=off go get github.com/mattn/goveralls
+          $(go env GOPATH)/bin/goveralls -coverprofile=profile.cov -service=github
+  release:
+    runs-on: ubuntu-latest
+    needs: test
+    if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17
+      - name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          distribution: goreleaser
+          version: 'v0.180.2'
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yaml

@@ -0,0 +1,18 @@
+project_name: mnemonic
+builds:
+  - ldflags:
+      - "-s -w"
+      - "-extldflags=-zrelro"
+      - "-extldflags=-znow"
+      - "-X main.version={{.Version}}"
+      - "-X main.commit={{.FullCommit}}"
+      - "-X main.date={{.CommitDate}}"
+    env:
+      - "CGO_ENABLED=0"
+      - "GO111MODULE=on"
+      - "GOFLAGS=-mod=readonly -trimpath"
+    goos:
+      - linux
+    goarch:
+      - amd64
+    main: .

go.mod

@@ -1,3 +1,3 @@
 module github.com/shibumi/mnemonic
 
-go 1.14
+go 1.17