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excalidraw-mcp-sentinel/Dockerfile.canvas
T
Sanjib DevnathandGitHub 97d816df4a 🐛 fix(cli): robust npx entry point, Node 20 requirement, setup hardening (#8)
- Use fs.realpathSync for entry point detection to fix npx symlink failures
- Add --help and --version CLI flags with explicit process.exit(0)
- Add TTY detection in setup wizard to prevent non-interactive hangs
- Wrap JSON.parse in mergeJsonConfig with try/catch for malformed configs
- Update engines.node to >=20.0.0 to match better-sqlite3 requirements
- Update Dockerfiles from node:18-slim to node:20-slim
- Remove error-swallowing || true from postinstall script
- Replace deprecated windows-build-tools with VS Build Tools link
2026-03-13 18:21:19 +05:30

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1.7 KiB
Docker

# Dockerfile for Canvas Server (Optional)
# Provides the web interface, REST API, and SQLite persistence
# Stage 1: Build frontend
FROM node:20-slim AS frontend-builder
WORKDIR /app
COPY package*.json ./
RUN --mount=type=cache,target=/root/.npm npm ci --ignore-scripts
COPY frontend ./frontend
COPY vite.config.js ./
RUN npm run build:frontend
# Stage 2: Build backend (TypeScript compilation + native modules)
FROM node:20-slim AS backend-builder
RUN apt-get update && apt-get install -y python3 make g++ && rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY package*.json ./
RUN --mount=type=cache,target=/root/.npm npm ci
COPY src ./src
COPY tsconfig.json ./
RUN npm run build:server
# Stage 3: Production Canvas Server
FROM node:20-slim AS production
RUN apt-get update && apt-get install -y python3 make g++ && rm -rf /var/lib/apt/lists/*
RUN addgroup --system --gid 1001 nodejs && \
adduser --system --uid 1001 --gid 1001 nodejs
WORKDIR /app
COPY package*.json ./
RUN --mount=type=cache,target=/root/.npm npm ci --omit=dev
# Remove build tools after native modules are compiled
RUN apt-get purge -y python3 make g++ && apt-get autoremove -y
COPY --from=backend-builder /app/dist ./dist
COPY --from=frontend-builder /app/dist/frontend ./dist/frontend
RUN mkdir -p /app/data && chown -R nodejs:nodejs /app
USER nodejs
ENV NODE_ENV=production
ENV PORT=3000
ENV HOST=0.0.0.0
ENV EXCALIDRAW_DB_PATH=/app/data/excalidraw.db
EXPOSE 3000
CMD ["node", "dist/server.js"]
LABEL org.opencontainers.image.source="https://github.com/sanjibdevnathlabs/mcp-excalidraw-local"
LABEL org.opencontainers.image.description="MCP Excalidraw Canvas Server - Web UI and REST API (with SQLite persistence & multi-tenancy)"
LABEL org.opencontainers.image.licenses="MIT"