# Uses the node base image with the latest LTS version
FROM node:16.12
# Informs Docker that the container listens on the
# specified network ports at runtime
EXPOSE 4000
COPY . app/
# Changes working directory to the new directory just created
WORKDIR /app
# Set node env
ENV NODE_ENV=production
# Installs npm dependencies on container
RUN npm ci
# Command container will actually run when called
CMD ["npx", "nodemon", "-w", "src", "--ext", "ts", "--exec", "ts-node", "src/index.ts"]