Final Dockerfile: Clean pip editable install path and move app.py copy

Dockerfile

@@ -5,9 +5,7 @@ FROM python:3.11-slim-buster
 WORKDIR /app
 
 # Install system dependencies required by Playwright, Git, and other libs
-# This list is comprehensive for headless Chromium on Debian-based systems.
 RUN apt-get update && apt-get install -y \
-    # Core libraries for graphics/rendering (for browser)
     fonts-liberation \
     libappindicator3-1 \
     libasound2 \
@@ -32,51 +30,50 @@ RUN apt-get update && apt-get install -y \
     libxrender1 \
     libxss1 \
     libxtst6 \
-    # Specific to Chromium/GPU support (even if not using GPU, these are for display stack)
     libgbm-dev \
     libasound2-dev \
-    # xvfb provides a virtual display server, often necessary for headless browsers
     xvfb \
-    # Install Git, required by pip to clone proxy-lite from GitHub
     git \
-    # Install Chromium browser, though Playwright often manages its own, this ensures system deps are met
     chromium \
-    # Clean up apt caches to reduce image size
     && rm -rf /var/lib/apt/lists/*
 
-# Copy Python dependencies (only core Flask/Gunicorn deps, proxy-lite installed separately)
+# Copy common Python dependencies first (needed for pip installs)
 COPY requirements.txt .
 
-# --- START: Critical steps for proxy-lite and permissions ---
-
-# Create the directory that proxy-lite's recorder insists on writing to
-# and grant full permissions. This is a workaround for the PermissionError.
-RUN mkdir -p /app/src/proxy-lite/local_trajectories \
-    && chmod -R 777 /app/src/proxy-lite/local_trajectories
+# --- START: Core Python and proxy-lite setup ---
 
 # Upgrade pip, setuptools, and wheel for a robust Python build environment.
-# This addresses potential build issues with older versions.
 RUN pip install --no-cache-dir --upgrade pip setuptools wheel
 
 # Install proxy-lite in "editable" mode directly from its GitHub repository.
-# This explicitly tells pip to clone and link it, essential for its structure.
+# 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
 
-# --- END: Critical steps for proxy-lite and permissions ---
-
 # Install the rest of the common Python dependencies from requirements.txt
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy your Flask application code into the container
+# --- 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
-# This downloads the actual browser executables that Playwright controls.
 RUN playwright install chromium
 
 # Set environment variables for Playwright
-# PLAYWRIGHT_BROWSERS_PATH: Tells Playwright where to find the installed browsers.
-# DISPLAY, XDG_RUNTIME_DIR: Often needed for headless browser environments (xvfb).
 ENV PLAYWRIGHT_BROWSERS_PATH=/root/.cache/ms-playwright/
 ENV DISPLAY=:99
 ENV XDG_RUNTIME_DIR=/tmp
@@ -85,6 +82,4 @@ ENV XDG_RUNTIME_DIR=/tmp
 EXPOSE 7860
 
 # Define the command to run your Flask application using Gunicorn for production.
-# --worker-class gevent is used because proxy-lite uses asyncio.
-# --timeout 300s gives 5 minutes for tasks to complete.
 CMD exec gunicorn --bind 0.0.0.0:7860 --workers 2 --worker-class gevent app:app --timeout 300