Dockerfile

# Pull python base image
FROM python:3.10

# Add requirements.txt to the working directory
ADD requirements.txt requirements.txt

# Update pip
RUN pip install --upgrade pip

# Install dependencies
RUN pip install -r requirements.txt

# Install nodejs and npm
RUN apt-get update && apt-get install -y nodejs npm

# Install localtunnel
RUN npm install -g localtunnel

# Copy application files
COPY app/. /app/.

# Expose port for application
EXPOSE 8001

# Start localtunnel and the Flask application
CMD lt --port 8001 --subdomain mysubdomain & python /app/main.py