ci: add GHCR Docker publish workflow

.dockerignore

@@ -0,0 +1,18 @@
+.git
+.github
+.omx
+.vscode
+.idea
+node_modules
+dist
+build
+logs
+docs
+.env
+.env.*
+*.log
+*.tmp
+*.temp
+cursor2api-go
+cursor2api-go.exe
+

.github/workflows/docker-ghcr.yml

@@ -0,0 +1,86 @@
+name: Publish Docker Image
+
+on:
+  workflow_dispatch:
+    inputs:
+      push:
+        description: Push image to GHCR
+        type: boolean
+        required: true
+        default: true
+      platforms:
+        description: Target platforms
+        type: string
+        required: true
+        default: linux/amd64,linux/arm64
+  push:
+    branches:
+      - main
+    tags:
+      - "v*"
+
+permissions:
+  contents: read
+  packages: write
+
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Prepare image metadata
+        id: prep
+        shell: bash
+        run: |
+          image="${REGISTRY}/${GITHUB_REPOSITORY}"
+          image="$(echo "${image}" | tr '[:upper:]' '[:lower:]')"
+          echo "image=${image}" >> "${GITHUB_OUTPUT}"
+
+          should_push=true
+          if [[ "${GITHUB_EVENT_NAME}" == "workflow_dispatch" && "${{ inputs.push }}" != "true" ]]; then
+            should_push=false
+          fi
+          echo "push=${should_push}" >> "${GITHUB_OUTPUT}"
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GHCR
+        if: steps.prep.outputs.push == 'true'
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Generate Docker tags
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ steps.prep.outputs.image }}
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=sha
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: Build and publish image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: ${{ github.event_name == 'workflow_dispatch' && inputs.platforms || 'linux/amd64,linux/arm64' }}
+          push: ${{ steps.prep.outputs.push == 'true' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

.gitignore

@@ -63,5 +63,3 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 
-# Docker
-.dockerignore