feat: DockerイメージビルドとVPS自動デプロイのCI/CDパイプラインを追加

.github/workflows/deploy.yml

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+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    outputs:
+      image: ${{ steps.meta.outputs.tags }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Extract metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ secrets.DOCKERHUB_USERNAME }}/eq-muster
+          tags: |
+            type=sha,prefix=sha-
+            type=raw,value=latest
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+
+  deploy:
+    needs: build-and-push
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to VPS
+        uses: appleboy/ssh-action@v1
+        with:
+          host: ${{ secrets.VPS_HOST }}
+          username: root
+          key: ${{ secrets.VPS_SSH_KEY }}
+          script: |
+            set -e
+            cd /srv/eq-muster
+            docker compose pull
+            docker compose up -d
+            docker image prune -f

Dockerfile

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+FROM python:3.14-slim AS builder
+
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
+
+WORKDIR /app
+
+COPY pyproject.toml uv.lock ./
+RUN uv sync --frozen --no-dev --no-editable
+
+COPY src/ ./src/
+RUN uv sync --frozen --no-dev
+
+
+FROM python:3.14-slim
+
+WORKDIR /app
+
+COPY --from=builder /app/.venv /app/.venv
+COPY --from=builder /app/src /app/src
+
+ENV PATH="/app/.venv/bin:$PATH"
+
+CMD ["eq-muster"]

docker-compose.yml

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+services:
+  eq-muster:
+    image: heki0323/eq-muster:latest
+    restart: unless-stopped
+    env_file: .env