Dockerfile

# --- Build stage ---
FROM node:20-alpine AS builder

WORKDIR /app

COPY package.json package-lock.json ./
RUN npm install --ignore-scripts

COPY dist/ ./dist/

# Prune devDependencies, keep only production code
RUN npm prune --production

# --- Runtime stage ---
FROM node:20-alpine

LABEL maintainer="shilei"
LABEL description="SHP to 3D Tiles 1.1 converter"

# sharp requires these native libs on Alpine
RUN apk add --no-cache vips

WORKDIR /app

COPY --from=builder /app/dist ./dist
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/package.json ./

# Create a directory for input/output data
RUN mkdir -p /data

ENTRYPOINT ["node", "dist/bin/shp-to-3dtiles.js"]
CMD ["--help"]