Add goreleaser workflow (#257)

.github/workflows/goreleaser.yml

@@ -0,0 +1,34 @@
+name: goreleaser
+
+on:
+  pull_request:
+  push:
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      -
+        name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ~1.16
+      -
+        name: Set up Snapcraft
+        env:
+          SNAPCRAFT_LOGIN: ${{ secrets.SNAPCRAFT_LOGIN }}
+        run: |
+          sudo apt-get update
+          sudo apt-get -yq --no-install-suggests --no-install-recommends install snapcraft
+          snapcraft login --with <(echo "$SNAPCRAFT_LOGIN")
+      -
+        name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          version: latest
+          args: release --snapshot --skip-publish --skip-sign --rm-dist