Dockerized app

Dockerfile

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+FROM node:18-slim AS base
+WORKDIR /app
+
+# Install dumb-init for proper signal handling
+RUN apt-get update && apt-get install -y --no-install-recommends dumb-init && rm -rf /var/lib/apt/lists/*
+
+# Copy dependency manifests first (layer cache)
+COPY package.json package-lock.json* ./
+RUN npm ci --omit=dev && npm cache clean --force
+
+# Copy application code
+COPY src/ ./src/
+
+# Create data directory for SQLite
+RUN mkdir -p /app/data
+
+EXPOSE 8000
+
+USER node
+
+ENTRYPOINT ["dumb-init", "--"]
+CMD ["node", "src/index.js"]