github: add goreleaser action (#247)

Resolves #222

.github/workflows/ci.yml

@@ -1,5 +1,5 @@
+name: ci
 on: [push, pull_request]
-name: CI
 jobs:
   build:
     strategy:

.github/workflows/docker.yml

@@ -1,4 +1,4 @@
-name: Docker
+name: docker
 on:
   release:
     types: [published]

.github/workflows/goreleaser.yml

@@ -0,0 +1,27 @@
+name: goreleaser
+on:
+  push:
+    tags:
+      - '*'
+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: 1.14
+      -
+        name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

@@ -1,6 +1,6 @@
 before:
   hooks:
-    - make
+    - make build
 builds:
   -
     binary: s5cmd