FROM node:19.4-bullseye AS build

# Specify working directory other than /
WORKDIR /usr/src/app

# Copy only files required to install
# dependencies (better layer caching)
COPY package*.json ./

# Use cache mount to speed up install of existing dependencies
RUN --mount=type=cache,target=/usr/src/app/.npm \
  npm set cache /usr/src/app/.npm && \
  npm install

COPY . .

CMD ["npm", "run", "dev"]