Dockerfile

### Multistage build
# Base image
FROM node:latest AS BASE

# Switch the working directory
WORKDIR /usr/src/app

# Copy the package.json and package-lock.json first
COPY package*.json ./


# Install dependencies
RUN apt -qq update && apt -qq upgrade -y && apt -qq install --no-install-recommends python3 python3-pip python3-geojson python3-pandas python3-redis -y && rm -rf /var/lib/apt/lists/* && pip3 install -U textblob && npm i -g npm@7.10.0&& npm i -g pm2@latest


### 2nd Stage: Install dependencies
FROM BASE AS DEPENDENCIES

# Install the dependencies => node_modules
RUN npm ci --production 

### 43rd Stage: Create the final image
FROM BASE AS RELEASE

# Copy node_modules [from DEDENCIES to RLEASE]
COPY --from=DEPENDENCIES /usr/src/app/node_modules ./node_modules

# Copy rest of the files [from local to RELEASE]
COPY . .

# Node module tweaks + Grant permission to non-root user
WORKDIR /usr/src/app/nodeModuleconfig
RUN chmod +x nodeCus.sh && ./nodeCus.sh && chown -R 1000:1000 /usr/src/app

# Switch back to the project root
WORKDIR /usr/src/app

# Run the service with non-root user
USER 1000:1000

# Command to execute at the end, each parameters in an element in the array
CMD ["pm2-runtime", "start","pm2.json"]