Dockerfile

# Use the official Ubuntu base image
FROM ubuntu:22.04

# Set environment variables to avoid interactive prompts during installation
ENV DEBIAN_FRONTEND=noninteractive

# Install dependencies and Node.js
RUN apt update && \
    apt install -y \
    curl \
    gnupg \
    lsb-release \
    software-properties-common && \
    # Add NodeSource repository for Node.js
    curl -fsSL https://deb.nodesource.com/setup_18.x | bash - && \
    apt install -y nodejs && \
    # Install gum
    mkdir -p /etc/apt/keyrings && \
    curl -fsSL https://repo.charm.sh/apt/gpg.key | gpg --dearmor -o /etc/apt/keyrings/charm.gpg && \
    echo "deb [signed-by=/etc/apt/keyrings/charm.gpg] https://repo.charm.sh/apt/ * *" | tee /etc/apt/sources.list.d/charm.list && \
    apt update && \
    apt install -y gum && \
    # Clean up
    apt clean && \
    rm -rf /var/lib/apt/lists/*

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

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

# Install Node.js dependencies
RUN npm install

# Copy the rest of the application code
COPY . .

# Expose the port the app runs on
EXPOSE 3001

# Run the application
CMD ["node", "index.js"]