Update Dockerfile

Dockerfile

@@ -1,24 +1,23 @@
-# Dockerfile for Perchance Image-Generation Server (for Hugging Face Spaces)
-# Based on Debian-slim + Python. Installs Chromium runtime libs so zendriver
-# can operate in headless mode where allowed.
+# Dockerfile (run non-headless Chrome via Xvfb)
 FROM python:3.12-slim
 
-# runtime env
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
     PORT=7860 \
-    ZD_HEADLESS=true \
-    NO_INITIAL_FETCH=true
+    ZD_HEADLESS=false \
+    NO_INITIAL_FETCH=false
 
 WORKDIR /app
 
-# install system deps (chromium runtime libs + common utils)
+# Install system deps including Xvfb and Chromium
 RUN apt-get update && apt-get install -y --no-install-recommends \
     ca-certificates \
     curl \
-    gnupg \
     wget \
     unzip \
+    xvfb \
+    dbus-x11 \
+    x11-utils \
     fonts-liberation \
     libnss3 \
     libxss1 \
@@ -36,32 +35,25 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Chromium (Debian's package name may vary across distros).
-# In many slim images the package is "chromium" or "chromium-browser".
-# Try chromium; if your target base differs, change accordingly.
+# Install Chromium (Debian package). If that fails on some base images,
+# adjust package name to chromium-browser.
 RUN apt-get update && apt-get install -y --no-install-recommends chromium \
     || true && rm -rf /var/lib/apt/lists/*
 
-# Safety: set CHROME_BIN to where Chromium usually is installed
 ENV CHROME_BIN=/usr/bin/chromium
 
-# copy requirements first (docker layer caching)
+# python deps
 COPY requirements.txt /app/requirements.txt
-
-# upgrade pip and install python deps
 RUN python -m pip install --upgrade pip setuptools wheel \
  && pip --no-cache-dir install -r /app/requirements.txt
 
-# copy app sources
+# app files
 COPY . /app
 
-# make start script executable
+# start script
 COPY start.sh /app/start.sh
 RUN chmod +x /app/start.sh
 
-# expose port
 EXPOSE ${PORT}
 
-# Start the server.
-# Use sh -c so ${PORT} expansion works in exec form.
 CMD ["sh", "-c", "/app/start.sh"]