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FROM node:buster
# Create app directoryWORKDIR /app
# Install app dependencies# RUN npm -g install serveRUN npm -g install gatsby-cli
COPY package*.json ./
RUN npm ci
# Bundle app sourceCOPY . .
# Build static filesRUN npm run build
# serve on port 8080# CMD ["serve", "-l", "tcp://0.0.0.0:8080", "public"]CMD ["gatsby", "serve", "--verbose", "--prefix-paths", "-p", "8080", "--host", "0.0.0.0"]