# Dockerfile for MCP Excalidraw Server
# Builds the MCP server with SQLite persistence (Alpine)

# Stage 1: Build backend (TypeScript compilation + native modules)
FROM node:20-alpine AS builder

RUN apk add --no-cache python3 make g++

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 2: Production MCP Server
FROM node:20-alpine AS production

RUN apk add --no-cache python3 make g++

RUN addgroup -S -g 1001 nodejs && \
    adduser -S -u 1001 -G nodejs 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 apk del python3 make g++

COPY --from=builder /app/dist ./dist

RUN mkdir -p /app/data && chown -R nodejs:nodejs /app
USER nodejs

ENV NODE_ENV=production
ENV EXPRESS_SERVER_URL=http://localhost:3000
ENV ENABLE_CANVAS_SYNC=true
ENV EXCALIDRAW_DB_PATH=/app/data/excalidraw.db

CMD ["node", "dist/index.js"]

LABEL org.opencontainers.image.source="https://github.com/celstnblacc/excalidraw-mcp-sentinel"
LABEL org.opencontainers.image.description="MCP Excalidraw Server - Model Context Protocol for AI agents (with SQLite persistence & multi-tenancy)"
LABEL org.opencontainers.image.licenses="MIT"
