Dockerfile

# Use an official Python runtime as a parent image
FROM python:3.11-slim-buster

# Set the working directory inside the container
WORKDIR /app

# Install system dependencies required by Playwright, Git, and other libs
RUN apt-get update && apt-get install -y \
    fonts-liberation \
    libappindicator3-1 \
    libasound2 \
    libatk-bridge2.0-0 \
    libatk1.0-0 \
    libatspi2.0-0 \
    libcairo2 \
    libcups2 \
    libdbus-1-3 \
    libdrm2 \
    libgdk-pixbuf2.0-0 \
    libglib2.0-0 \
    libgtk-3-0 \
    libnspr4 \
    libnss3 \
    libpangocairo-1.0-0 \
    libxcomposite1 \
    libxdamage1 \
    libxext6 \
    libxfixes3 \
    libxrandr2 \
    libxrender1 \
    libxss1 \
    libxtst6 \
    libgbm-dev \
    libasound2-dev \
    xvfb \
    git \
    chromium \
    && rm -rf /var/lib/apt/lists/*

# Copy common Python dependencies first (needed for pip installs)
COPY requirements.txt .

# --- START: Core Python and proxy-lite setup ---

# Upgrade pip, setuptools, and wheel for a robust Python build environment.
RUN pip install --no-cache-dir --upgrade pip setuptools wheel

# Install proxy-lite in "editable" mode directly from its GitHub repository.
# The 'rm -rf /app/src/proxy-lite' is NOT needed here.
# pip -e will clone into /app/src/proxy-lite by itself.
# If it complains about it already existing from a *previous* build,
# --force-reinstall will handle it by recreating/overwriting.
RUN pip install --no-cache-dir --no-input --force-reinstall -e git+https://github.com/convergence-ai/proxy-lite.git#egg=proxy-lite

# Install the rest of the common Python dependencies from requirements.txt
RUN pip install --no-cache-dir -r requirements.txt

# --- END: Core Python and proxy-lite setup ---

# Copy your Flask application code (app.py) and other project files.
# This should happen AFTER all dependencies are installed.
COPY . .

# --- START: Directory permission workaround ---
# Create the directory proxy-lite's recorder insists on writing to
# and grant full permissions. This addresses the PermissionError.
# This directory is relative to where proxy-lite is installed inside the container.
# It should be safe to create it here as proxy-lite is already installed.
RUN mkdir -p /app/src/proxy-lite/local_trajectories \
    && chmod -R 777 /app/src/proxy-lite/local_trajectories
# --- END: Directory permission workaround ---

# Install Playwright browser binaries within the container
RUN playwright install chromium

# Set environment variables for Playwright
ENV PLAYWRIGHT_BROWSERS_PATH=/root/.cache/ms-playwright/
ENV DISPLAY=:99
ENV XDG_RUNTIME_DIR=/tmp

# Expose the port your Flask app will listen on. Hugging Face Spaces requires 7860.
EXPOSE 7860

# Define the command to run your Flask application using Gunicorn for production.
CMD exec gunicorn --bind 0.0.0.0:7860 --workers 2 --worker-class gevent app:app --timeout 300