# Base Image
FROM node:22

# Work Directory
WORKDIR /usr/src/app

# Install essential packages
COPY package*.json ./
RUN npm install

# Install net tools
RUN apt-get update && apt-get install -y \
    net-tools \
    netcat-openbsd

# COPY application code
COPY . .

# Expose 3000 port
EXPOSE 3000

# Execute
CMD ["node", "server.js"]