Remove Containerfile and update Docker Compose configuration; add GitHub Actions workflow for automated image build and push

.github/workflows/build.yml

@@ -0,0 +1,41 @@
+name: Build and push image
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    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: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: build/Containerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ghcr.io/${{ github.repository }}:latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

Containerfile

@@ -1,22 +0,0 @@
-FROM python:3.12-slim
-
-WORKDIR /app
-
-# Install uv
-COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
-
-# Copy dependency files first for layer caching
-COPY pyproject.toml uv.lock* ./
-
-# Install deps into system python (no venv needed in container)
-RUN uv pip install --system mcp httpx
-
-COPY server.py .
-
-ENV MCP_TRANSPORT=http
-ENV MCP_HOST=0.0.0.0
-ENV MCP_PORT=8000
-
-EXPOSE 8000
-
-CMD ["python", "server.py"]

README.md

@@ -66,6 +66,8 @@ REDMINE_API_KEY=your_personal_api_key_here
 
 ### 3. Run the container
 
+The image is published automatically to `ghcr.io/shadoll/redmine-mcp:latest` on every push to `main`.
+
 ```bash
 docker compose up -d
 # or with podman:

compose.yml

@@ -1,8 +1,6 @@
 services:
   redmine-mcp:
-    build:
-      context: .
-      dockerfile: Containerfile
+    image: ghcr.io/shadoll/redmine-mcp:latest
     ports:
       - "8765:8000"
     environment: