CI: Add goreleaser and github actions

.github/workflows/release.yaml

@@ -0,0 +1,25 @@
+name: Release
+
+on:
+  push:
+    tags:
+    - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-go@v5
+        with:
+          go-version: 1.22
+          cache: true
+      - uses: goreleaser/goreleaser-action@v6
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          VERSION: ${{ github.ref_name }}

.goreleaser.yaml

@@ -0,0 +1,12 @@
+project_name: ratkiez
+builds:
+  - id: ratkiez
+    main: ./cmd/ratkiez
+    binary: ratkiez
+    env: [CGO_ENABLED=0]
+    goos:
+      - linux
+      - darwin
+    goarch:
+      - amd64
+      - arm64