ci: add release & publish workflow

.github/workflows/release-publish.yaml

@@ -0,0 +1,47 @@
+name: Release & Publish
+
+on:
+  push:
+    tags: ["v*.*.**"]
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: "Target tag to release & publish"
+        required: true
+        type: string
+
+jobs:
+  release:
+    name: goreleaser-cross
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/goreleaser/goreleaser-cross:latest
+    steps:
+      - uses: actions/checkout@master
+        with:
+          ref: "${{ inputs.tag }}"
+
+      - run: goreleaser release
+        working-directory: "${{ github.workspace }}"
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+
+  publish: 
+    name: publish images
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+        with:
+          ref: "${{ inputs.tag }}"
+
+      - uses: docker/[email protected]
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - uses: docker/[email protected]
+        with:
+          push: true
+          build-args: "VERSION=${{ inputs.tag }}"
+          tags: "${{ github.repository }}:latest,${{ github.repository }}:${{ inputs.tag }}"