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Dockerfile

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+ARG VERSION=dev
+ARG BUILD_DATE=unknown
+
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+# Install frontend dependencies and build
+COPY frontend/package*.json ./frontend/
+RUN cd frontend && npm install
+
+COPY frontend/ ./frontend/
+RUN cd frontend && npm run build
+
+# Backend
+FROM node:20-alpine
+
+ARG VERSION=dev
+ARG BUILD_DATE=unknown
+
+LABEL org.opencontainers.image.title="TeamChat" \
+      org.opencontainers.image.description="Self-hosted team chat PWA" \
+      org.opencontainers.image.version="${VERSION}" \
+      org.opencontainers.image.created="${BUILD_DATE}" \
+      org.opencontainers.image.source="https://github.com/yourorg/teamchat"
+
+ENV TEAMCHAT_VERSION=${VERSION}
+
+RUN apk add --no-cache sqlite
+
+WORKDIR /app
+
+COPY backend/package*.json ./
+RUN npm install --omit=dev
+
+COPY backend/ ./
+COPY --from=builder /app/frontend/dist ./public
+
+# Create data and uploads directories
+RUN mkdir -p /app/data /app/uploads/avatars /app/uploads/logos /app/uploads/images
+
+EXPOSE 3000
+
+CMD ["node", "src/index.js"]