Adding build and release workflows

.github/workflows/ci.yaml

@@ -0,0 +1,40 @@
+name: Build and Test
+
+on:
+  push:
+    branches:
+      - 'main'
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macOS-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+    name: Build & Test
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Setup go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '^1.16.0'
+      -
+        name: Download dependencies
+        run: go mod download
+      -
+        name: Build & Test
+        run: |
+          go build -o ./helm-changelog -v ./cmd/
+          go test ./...
+      -
+        name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          args: release --snapshot --skip-publish --rm-dist
+          workdir: ./cmd/

.github/workflows/release-executable.yaml

@@ -0,0 +1,33 @@
+name: Release with goreleaser
+
+on:
+  push:
+    tags:
+      - v*.*.*
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: goreleaser
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      -
+        name: Setup go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '^1.16.0'
+      -
+        name: Download dependencies
+        run: go mod download
+      -
+        name: Release via goreleaser
+        uses: goreleaser/goreleaser-action@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}