feat: support build docker image

.github/workflows/ci_docker.yml

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+name: docker image ci
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Build Docker Image
+        uses: docker/build-push-action@v6
+        with:
+          push: false
+          tags: ${{github.repository_owner}}/immich-go

.github/workflows/publish_docker.yml

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+name: publish docker image
+
+on:
+  workflow_dispatch:
+  push:
+    # Publish when tagging
+    tags: [ '*' ]
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  GH_IMAGE_NAME: ${{github.repository_owner}}/immich-go
+  DH_IMAGE_NAME: ${{github.repository_owner}}/immich-go
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # Install the cosign tool
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        uses: sigstore/cosign-installer@main #v2.6.0
+      -
+        # Add support for more platforms with QEMU (optional)
+        # https://github.com/docker/setup-qemu-action
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      # Login against a Docker registry
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.GH_IMAGE_NAME }},${{ env.DH_IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@4a13e500e55cf31b7a5d59a38ab2040ab0f42f56
+        with:
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      # Sign the resulting Docker image digest except on PRs.
+      # This will only write to the public Rekor transparency log when the Docker
+      # repository is public to avoid leaking data.  If you would like to publish
+      # transparency data even for private images, pass --force to cosign below.
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        env:
+          COSIGN_EXPERIMENTAL: "true"
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} cosign sign -y {}@${{ steps.build-and-push.outputs.digest }}
+

Dockerfile

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+FROM golang:1.22 as BUILDER
+
+WORKDIR /go/src/app
+COPY . .
+RUN go mod download &&  CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /go/bin/immich-go -ldflags="-s -w -extldflags=-static" main.go
+
+FROM gcr.io/distroless/base-debian12
+
+COPY --from=BUILDER  /go/bin/immich-go /
+CMD ["/immich-go"]