Add files for trying to use GitHub Container Registry

.github/workflows/publish.yml

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+name: Publish Image
+
+on:
+  push:
+  workflow_dispatch:
+
+jobs:
+  publish:
+    name: Publish Image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GHCR_TOKEN_202506 }}
+      - name: Container meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/matsuo/goss
+          tags: |
+            type=raw,value=latest
+            type=sha,prefix=,suffix=,format=short
+      - name: Push to GitHub Container Registry
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }} 

Dockerfile

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+FROM golang:1.22
+
+RUN apt update && apt install curl tar make bash git
+
+WORKDIR /go/src/github.com/goss-org
+
+ARG GOSS_VERSION="0.4.8"
+ARG GOSS_COMMIT_HASH="aed56336c3e8ff683e9540065b502f423dd6760d"
+
+RUN curl -L https://github.com/goss-org/goss/archive/${GOSS_COMMIT_HASH}.tar.gz | tar -xzvf -
+
+RUN mv goss-${GOSS_COMMIT_HASH} goss && cd goss && TRAVIS_TAG=${GOSS_VERSION} make build